{"id":320658,"date":"2024-03-02T18:34:37","date_gmt":"2024-03-02T11:34:37","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=320658"},"modified":"2024-03-02T18:34:37","modified_gmt":"2024-03-02T11:34:37","slug":"cong-thuc-tinh-nong-do-phan-tram","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-nong-do-phan-tram\/","title":{"rendered":"C\u00e1ch t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t 2024"},"content":{"rendered":"<p>Trong nghi\u00ean c\u1ee9u v\u00e0 c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf, vi\u1ec7c t\u00ednh to\u00e1n n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng v\u00e0 th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 h\u00f3a h\u1ecdc, sinh h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 th\u1ef1c ph\u1ea9m, nh\u1eefng n\u01a1i c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 t\u1eadp trung c\u1ee7a c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc trong m\u1ed9t h\u1ed7n h\u1ee3p. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t. S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c v\u00e0 c\u00f4ng c\u1ee5 t\u00ednh to\u00e1n hi\u1ec7n \u0111\u1ea1i, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) cho m\u1ecdi \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh.<\/p>\n<h2>N\u1ed3ng \u0111\u1ed9 ph\u1ea7n n\u0103m l\u00e0 g\u00ec?<\/h2>\n<p>C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (C%) c\u1ee7a m\u1ed9t dung d\u1ecbch l\u00e0 <strong>m\u1ed9t ph\u1ea7n tr\u0103m c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t tan<\/strong> trong <strong>t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch<\/strong>.<\/p>\n<p><strong>Trong \u0111\u00f3:<\/strong><\/p>\n<ul>\n<li>C% l\u00e0 n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch.<\/li>\n<li>&#8220;Kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t tan&#8221; l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t tan trong dung d\u1ecbch.<\/li>\n<li>&#8220;T\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch&#8221; l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng t\u1ed5ng c\u1ed9ng c\u1ee7a dung d\u1ecbch.<\/li>\n<\/ul>\n<p><em>\u0110\u01a1n v\u1ecb \u0111o c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng c\u00f3 th\u1ec3 l\u00e0 gam, miligam, ho\u1eb7c kilogam, t\u00f9y thu\u1ed9c v\u00e0o quy \u01b0\u1edbc s\u1eed d\u1ee5ng trong b\u00e0i to\u00e1n c\u1ee5 th\u1ec3.<\/em><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-321296 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p>Trong l\u0129nh v\u1ef1c h\u00f3a h\u1ecdc v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng ngh\u1ec7 li\u00ean quan, n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m l\u00e0 m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng quan tr\u1ecdng \u0111\u1ec3 \u0111o l\u01b0\u1eddng s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a m\u1ed9t ch\u1ea5t trong m\u1ed9t h\u1ed7n h\u1ee3p. N\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u th\u1ecb t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u1ee7a m\u1ed9t ch\u1ea5t trong m\u1ed9t dung d\u1ecbch, h\u1ed7n h\u1ee3p, ho\u1eb7c h\u1ee3p ch\u1ea5t kh\u00e1c.<\/p>\n<p>N\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m cho ph\u00e9p nh\u00e0 h\u00f3a h\u1ecdc v\u00e0 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111o l\u01b0\u1eddng s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c ch\u1ea5t, x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 m\u1ea1nh c\u1ee7a m\u1ed9t dung d\u1ecbch, ho\u1eb7c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. B\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n trong m\u1ed9t h\u1ed7n h\u1ee3p, ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m h\u00f3a h\u1ecdc.<\/p>\n<h2>C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch<\/h2>\n<p>C\u00f4ng th\u1ee9c \u0111\u1ec3 t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m C% c\u1ee7a m\u1ed9t dung d\u1ecbch l\u00e0:<\/p>\n<p><strong>C% = (mct \/ mdd) *100<\/strong><\/p>\n<p><strong>Trong \u0111\u00f3:<\/strong><\/p>\n<ul>\n<li>C% l\u00e0 n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m.<\/li>\n<li>mct l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t tan trong dung d\u1ecbch.<\/li>\n<li>mdd l\u00e0 t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a dung d\u1ecbch, bao g\u1ed3m kh\u1ed1i l\u01b0\u1ee3ng dung m\u00f4i v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t tan.<\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-321300 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p>C\u00e1c c\u00f4ng th\u1ee9c suy ra t\u1eeb c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m:<\/p>\n<ul>\n<li><strong>C\u00f4ng th\u1ee9c t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t tan (mct)<\/strong>: mct = (C% * mdd) \/ 100%<\/li>\n<li><strong>C\u00f4ng th\u1ee9c t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch (mdd)<\/strong>: mdd\u00a0 = (mct * 100%) \/ C%<\/li>\n<\/ul>\n<p>C\u00e1c c\u00f4ng th\u1ee9c n\u00e0y cung c\u1ea5p c\u00e1ch t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m, kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t tan, v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch d\u1ef1a tr\u00ean gi\u00e1 tr\u1ecb n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m \u0111\u00e3 bi\u1ebft.<\/p>\n<h2>B\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m<\/h2>\n<p>B\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m l\u00e0 m\u1ed9t t\u00e0i li\u1ec7u h\u1eefu \u00edch trong vi\u1ec7c hi\u1ec3u v\u00e0 \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n trong h\u00f3a h\u1ecdc v\u00e0 c\u00e1c l\u0129nh v\u1ef1c li\u00ean quan. Sau \u0111\u00e2y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c v\u00ed d\u1ee5 minh h\u1ecda \u0111\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n nh\u00e9.<\/p>\n<p><strong>V\u00ed d\u1ee5 1<\/strong>: H\u00f2a tan 15 gam \u0111\u01b0\u1eddng v\u00e0o 60 gam n\u01b0\u1edbc. H\u00e3y t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch thu \u0111\u01b0\u1ee3c.<\/p>\n<p><strong>L\u1eddi gi\u1ea3i 1:\u00a0<\/strong><\/p>\n<p>Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a dung d\u1ecbch l\u00e0: mdd = mdm + mct = 15 + 60 = 75 gam<\/p>\n<p><em>Trong \u0111\u00f3, mdm l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng dung m\u00f4i<\/em><\/p>\n<p>T\u00ednh c\u00f4ng th\u1ee9c n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m: C% = (mct \/ mdd) *100 = (15\/75) *100% = 20%<\/p>\n<p>Sau khi th\u1ebf c\u00f4ng th\u1ebf n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m v\u00e0 t\u00ednh to\u00e1n, ta thu \u0111\u01b0\u1ee3c n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch thu \u0111\u01b0\u1ee3c l\u00e0 20%.<\/p>\n<p><strong>V\u00ed d\u1ee5 2<\/strong>: Cho dung d\u1ecbch H2SO4 c\u00f3 n\u1ed3ng \u0111\u1ed9 35%. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng H2SO4 c\u00f3 trong 400 gam dung d\u1ecbch.<\/p>\n<p><strong>L\u1eddi gi\u1ea3i 2:<\/strong><\/p>\n<p><strong>V\u00ed d\u1ee5 3<\/strong>: M\u1ed9t dung d\u1ecbch c\u00f3 n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m C% ch\u1ee9a 40 gam ch\u1ea5t tan. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a dung d\u1ecbch n\u1ebfu bi\u1ebft n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m l\u00e0 C% = 20%.<\/p>\n<p><strong>L\u1eddi gi\u1ea3i 3:<\/strong><\/p>\n<p>\u0110\u1ec3 t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng mdd c\u1ee7a dung d\u1ecbch, ta s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c:<\/p>\n<p>mdd\u00a0 = (mct * 100%) \/ C%<\/p>\n<p>Thay v\u00e0o \u0111\u00f3 gi\u00e1 tr\u1ecb \u0111\u00e3 bi\u1ebft:<\/p>\n<p>mdd = (40 * 100%) \/ 20% = (40 * 100) \/ 20 = 200 gam<\/p>\n<p>V\u1eady, dung d\u1ecbch c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 200 gam.<\/p>\n<h2>M\u1ed9t s\u1ed1 l\u01b0u \u00fd khi d\u00f9ng c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch<\/h2>\n<p><strong>\u0110\u1ecbnh r\u00f5 ph\u1ea7n tr\u0103m \u0111\u01b0\u1ee3c t\u00ednh theo g\u00ec<\/strong>: N\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh theo kh\u1ed1i l\u01b0\u1ee3ng ho\u1eb7c theo th\u1ec3 t\u00edch. B\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng li\u1ec7u ph\u1ea7n tr\u0103m \u0111\u00f3 \u0111\u01b0\u1ee3c t\u00ednh d\u1ef1a tr\u00ean kh\u1ed1i l\u01b0\u1ee3ng hay th\u1ec3 t\u00edch c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n trong dung d\u1ecbch.<\/p>\n<p><strong>Ch\u1eafc ch\u1eafn v\u1ec1 \u0111\u01a1n v\u1ecb<\/strong>: \u0110\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c \u0111\u01a1n v\u1ecb trong c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n l\u00e0 nh\u1ea5t qu\u00e1n v\u1edbi nhau. N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng gram, kilogram, milliliters ho\u1eb7c liters, h\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng \u0111\u00fang \u0111\u01a1n v\u1ecb.<\/p>\n<p><strong>X\u00e1c \u0111\u1ecbnh th\u00e0nh ph\u1ea7n c\u01a1 s\u1edf v\u00e0 th\u00e0nh ph\u1ea7n pha tr\u1ed9n<\/strong>: Th\u00e0nh ph\u1ea7n c\u01a1 s\u1edf th\u01b0\u1eddng l\u00e0 dung m\u00f4i ho\u1eb7c ch\u1ea5t tan, trong khi th\u00e0nh ph\u1ea7n pha tr\u1ed9n th\u01b0\u1eddng l\u00e0 ch\u1ea5t \u0111\u01b0\u1ee3c h\u00f2a tan v\u00e0o th\u00e0nh ph\u1ea7n c\u01a1 s\u1edf.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-321297 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><strong>T\u00ednh to\u00e1n c\u1ea9n th\u1eadn<\/strong>: Khi th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111\u00e3 th\u1ef1c hi\u1ec7n ch\u00fang m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/p>\n<p><strong>Ki\u1ec3m tra l\u1ea1i c\u00f4ng th\u1ee9c<\/strong>: Tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m, h\u00e3y ki\u1ec3m tra l\u1ea1i c\u00f4ng th\u1ee9c c\u1ee7a n\u00f3. \u0110\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111\u00e3 ch\u1ecdn c\u00f4ng th\u1ee9c \u0111\u00fang v\u00e0 hi\u1ec3u r\u00f5 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3.<\/p>\n<p><strong>Ch\u00fa \u00fd \u0111\u1ebfn \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p<\/strong>: \u0110\u00f4i khi, trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 nh\u01b0 \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9, n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u00f3 th\u1ec3 thay \u0111\u1ed5i. H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111ang t\u00ednh to\u00e1n d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 n\u1ebfu c\u1ea7n thi\u1ebft.<\/p>\n<p><strong>\u0110\u00e1nh gi\u00e1 sai s\u1ed1<\/strong>: Trong m\u1ecdi qu\u00e1 tr\u00ecnh \u0111o l\u01b0\u1eddng v\u00e0 t\u00ednh to\u00e1n, b\u1ea1n lu\u00f4n c\u1ea7n ph\u1ea3i \u0111\u00e1nh gi\u00e1 sai s\u1ed1 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3, \u0111\u1eb7c bi\u1ec7t n\u1ebfu n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt ho\u1eb7c y khoa.<\/p>\n<h2>N\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch l\u00e0 g\u00ec<\/h2>\n<p><em>Sau khi hi\u1ec3u r\u00f5 v\u1ec1 kh\u00e1i ni\u1ec7m v\u00e0 c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m, ph\u1ea7n ti\u1ebfp theo c\u1ee7a b\u00e0i vi\u1ebft, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch b\u1ea1n nh\u00e9.<\/em><\/p>\n<p>N\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch (th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 Cm) l\u00e0 s\u1ed1 mol c\u1ee7a ch\u1ea5t tan trong m\u1ed9t l\u01b0\u1ee3ng dung d\u1ecbch nh\u1ea5t \u0111\u1ecbnh. N\u00f3 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00e1ch chia s\u1ed1 mol c\u1ee7a ch\u1ea5t tan cho th\u1ec3 t\u00edch dung d\u1ecbch t\u01b0\u01a1ng \u1ee9ng. \u0110\u01a1n v\u1ecb th\u00f4ng th\u01b0\u1eddng cho n\u1ed3ng \u0111\u1ed9 mol l\u00e0 mol\/l\u00edt (M). N\u1ed3ng \u0111\u1ed9 mol c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 n\u1ed3ng \u0111\u1ed9 molar ho\u1eb7c n\u1ed3ng \u0111\u1ed9 molal. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn \u0111\u1ec3 bi\u1ec3u di\u1ec5n n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c ch\u1ea5t trong dung d\u1ecbch. V\u00e0 n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc li\u00ean quan \u0111\u1ebfn h\u00f3a h\u1ecdc.<\/p>\n<p>Kh\u00e1c v\u1edbi c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m, c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch nh\u01b0 sau:<\/p>\n<p><strong>Cm = n \/ v (\u0111\u01a1n v\u1ecb: mol\/l)<\/strong><\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-321294 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><strong>Trong \u0111\u00f3:<\/strong><\/p>\n<ul>\n<li>Cm l\u00e0 n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch (mol\/l\u00edt).<\/li>\n<li>n l\u00e0 s\u1ed1 mol c\u1ee7a ch\u1ea5t tan trong dung d\u1ecbch.<\/li>\n<li>V l\u00e0 th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch (l\u00edt).<\/li>\n<\/ul>\n<p>B\u1ea1n c\u1ea7n bi\u1ebft s\u1ed1 mol c\u1ee7a ch\u1ea5t tan trong dung d\u1ecbch v\u00e0 th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch \u0111\u1ec3 c\u00f3 th\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c n\u1ed3ng \u0111\u1ed9 mol. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n trong h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c t\u00ednh to\u00e1n li\u00ean quan \u0111\u1ebfn ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u00e0 chu\u1ea9n b\u1ecb dung d\u1ecbch.<\/p>\n<h2>M\u1ed9t s\u1ed1 l\u01b0u \u00fd khi d\u00f9ng c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch<\/h2>\n<p>C\u0169ng nh\u01b0 c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m, khi d\u00f9ng c\u00f4ng th\u1ee9c n\u1ed3ng \u0111\u1ed9 mol, c\u00e1c b\u1ea1n c\u0169ng c\u1ea7n ch\u00fa \u00fd nh\u01b0 sau:<\/p>\n<p><strong>Ch\u00fa \u00fd \u0111\u1ebfn \u0111\u01a1n v\u1ecb<\/strong>: \u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c \u0111\u01a1n v\u1ecb trong c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n \u0111\u1ec1u ph\u1ea3i th\u1ed1ng nh\u1ea5t. V\u00ed d\u1ee5, n\u1ebfu th\u1ec3 t\u00edch dung d\u1ecbch \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng mL, b\u1ea1n c\u1ea7n chuy\u1ec3n \u0111\u1ed5i sang \u0111\u01a1n v\u1ecb L tr\u01b0\u1edbc khi t\u00ednh to\u00e1n.<\/p>\n<p><strong>Ki\u1ec3m tra t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a d\u1eef li\u1ec7u<\/strong>: \u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c gi\u00e1 tr\u1ecb s\u1ed1 li\u1ec7u b\u1ea1n s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh to\u00e1n \u0111\u1ec1u ch\u00ednh x\u00e1c v\u00e0 \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng \u0111\u00fang c\u00e1ch.<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-321295 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p><strong>Ch\u00fa \u00fd \u0111\u1ebfn ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc (n\u1ebfu c\u00f3)<\/strong>: N\u1ebfu b\u1ea1n \u0111ang t\u00ednh to\u00e1n n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a m\u1ed9t dung d\u1ecbch sau ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, h\u00e3y x\u00e1c \u0111\u1ecbnh xem ph\u1ea3n \u1ee9ng \u0111\u00f3 di\u1ec5n ra \u1edf t\u1ef7 l\u1ec7 mol n\u00e0o gi\u1eefa c\u00e1c ch\u1ea5t tham gia v\u00e0 s\u1ea3n ph\u1ea9m.<\/p>\n<p><strong>X\u1eed l\u00fd d\u1eef li\u1ec7u kh\u00f4ng ho\u00e0n h\u1ea3o<\/strong>: Trong th\u1ef1c t\u1ebf, d\u1eef li\u1ec7u c\u00f3 th\u1ec3 kh\u00f4ng ho\u00e0n h\u1ea3o v\u00e0 c\u00f3 th\u1ec3 ch\u1ee9a sai s\u1ed1. H\u00e3y s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt l\u00e0m tr\u00f2n s\u1ed1 li\u1ec7u sao cho ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ea7n thi\u1ebft.<\/p>\n<p><strong>\u0110\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3<\/strong>: Khi b\u1ea1n \u0111\u00e3 t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c n\u1ed3ng \u0111\u1ed9 mol, h\u00e3y ki\u1ec3m tra k\u1ebft qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 h\u1ee3p l\u00fd v\u00e0 ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf.<\/p>\n<h2>B\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 mol dung d\u1ecbch<\/h2>\n<p><strong>V\u00ed d\u1ee5<\/strong>: Trong 300 ml dung d\u1ecbch c\u00f3 h\u00f2a tan 20g NaCl. H\u00e3y s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m ho\u1eb7c n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch \u0111\u1ec3 t\u00ecm ra k\u1ebft qu\u1ea3?<\/p>\n<p><strong>L\u1eddi gi\u1ea3i:\u00a0<\/strong><\/p>\n<p>T\u00ednh s\u1ed1 mol Nacl trong dung d\u1ecbch<\/p>\n<p>nNaCl =\u00a0 20 \/ (23 + 35.5) = 0.39316 mol<\/p>\n<p>T\u00ednh n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch<\/p>\n<p>Cm = nNaCl \/ V = 0.39316 \/ 0.3 = 1.3105 mol\/l<\/p>\n<p>Do \u0111\u00f3, n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch NaCl l\u00e0 1.3105 mol\/l<\/p>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-321299 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2>Li\u00ean h\u1ec7 gi\u1eefa c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch v\u00e0 n\u1ed3ng \u0111\u1ed9 mol<\/h2>\n<p>C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch (w\/v): Th\u1ec3 hi\u1ec7n s\u1ed1 gram c\u1ee7a ch\u1ea5t tan trong m\u1ed9t l\u00edt dung d\u1ecbch, th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n tr\u0103m.<\/p>\n<p>N\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch: L\u00e0 s\u1ed1 mol c\u1ee7a ch\u1ea5t tan trong m\u1ed9t l\u00edt dung d\u1ecbch. \u0110\u1ec3 t\u00ednh n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch, b\u1ea1n c\u1ea7n bi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a ch\u1ea5t tan v\u00e0 th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch.<\/p>\n<p>V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n mu\u1ed1n t\u00ednh n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch NaCl, b\u1ea1n c\u1ea7n bi\u1ebft s\u1ed1 mol c\u1ee7a NaCl v\u00e0 th\u1ec3 t\u00edch c\u1ee7a dung d\u1ecbch.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n chuy\u1ec3n \u0111\u1ed5i gi\u1eefa n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch v\u00e0 n\u1ed3ng \u0111\u1ed9 mol. \u0110\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y, b\u1ea1n c\u1ea7n bi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a ch\u1ea5t tan.<\/p>\n<p><strong>CM = (10 * d * C%) \/ M<\/strong><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>M: l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u1ee7a ch\u1ea5t tan.<\/li>\n<li>CM: l\u00e0 n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch.<\/li>\n<li>d: l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a dung d\u1ecbch.<\/li>\n<li>C%: l\u00e0 n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch.<\/li>\n<\/ul>\n<p><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1-300x169.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1-768x432.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-321298 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1.jpg\" alt=\"cong-thuc-tinh-nong-do-phan-tram-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/03\/cong-thuc-tinh-nong-do-phan-tram-8-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p>C\u00f4ng th\u1ee9c n\u00e0y cho bi\u1ebft r\u1eb1ng n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m c\u1ee7a dung d\u1ecbch (C%) t\u1ec9 l\u1ec7 thu\u1eadn v\u1edbi t\u00edch c\u1ee7a n\u1ed3ng \u0111\u1ed9 mol (CM) v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u1ee7a ch\u1ea5t tan (M), v\u00e0 t\u1ec9 l\u1ec7 ngh\u1ecbch v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a dung d\u1ecbch (d).<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta \u0111\u00e3 t\u00ecm hi\u1ec3u v\u1ec1 m\u1ed1i quan h\u1ec7 gi\u1eefa n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) v\u00e0 n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch. \u0110\u00e2y l\u00e0 hai \u0111\u1ea1i l\u01b0\u1ee3ng quan tr\u1ecdng trong h\u00f3a h\u1ecdc v\u00e0 c\u00e1c l\u0129nh v\u1ef1c li\u00ean quan. N\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m l\u00e0 m\u1ed9t ph\u1ea7n tr\u0103m c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t tan trong t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng dung d\u1ecbch, trong khi n\u1ed3ng \u0111\u1ed9 mol l\u00e0 s\u1ed1 mol c\u1ee7a ch\u1ea5t tan trong m\u1ed9t l\u01b0\u1ee3ng dung d\u1ecbch nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>Ch\u00fang ta \u0111\u00e3 th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c c\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m v\u00e0 n\u1ed3ng \u0111\u1ed9 mol c\u1ee7a dung d\u1ecbch. \u0110\u1ed3ng th\u1eddi l\u00e0 c\u00e1ch \u00e1p d\u1ee5ng ch\u00fang trong c\u00e1c b\u00e0i t\u1eadp v\u00e0 v\u00ed d\u1ee5 c\u1ee5 th\u1ec3. Vi\u1ec7c hi\u1ec3u v\u00e0 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng th\u1ee9c n\u00e0y l\u00e0 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 t\u1eadp trung c\u1ee7a c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc trong c\u00e1c h\u1ed7n h\u1ee3p, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc.<\/p>\n<p>\u0110\u1eebng qu\u00ean theo d\u00f5i Ho\u00e0ng H\u00e0 Mobile \u0111\u1ec3 kh\u00f4ng b\u1ecf l\u1ee1 b\u1ea5t k\u1ef3 b\u00e0i vi\u1ebft hay v\u00e0 nh\u1eadn th\u00f4ng b\u00e1o v\u1ec1 c\u00e1c khuy\u1ebfn m\u00e3i h\u1ea5p d\u1eabn, s\u1ea3n ph\u1ea9m m\u1edbi v\u00e0 c\u00e1c tin t\u1ee9c c\u00f4ng ngh\u1ec7 \u0111\u1ed9c \u0111\u00e1o ch\u1ec9 c\u00f3 t\u1ea1i Ho\u00e0ng H\u00e0 Mobile. C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 \u0111\u1ed3ng h\u00e0nh!<\/p>\n<p><strong>Xem th\u00eam:\u00a0<\/strong><\/p>\n<ul>\n<li><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-chinh-hop\/\">C\u00f4ng th\u1ee9c t\u00ednh ho\u00e1n v\u1ecb, ch\u1ec9nh h\u1ee3p v\u00e0 t\u1ed5 h\u1ee3p \u0111\u1ea7y \u0111\u1ee7<\/a><\/strong><\/li>\n<li><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/the-tich-hinh-cau\/\">C\u00f4ng th\u1ee9c t\u00ednh di\u1ec7n t\u00edch m\u1eb7t c\u1ea7u, th\u1ec3 t\u00edch kh\u1ed1i c\u1ea7u<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Trong nghi\u00ean c\u1ee9u v\u00e0 c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf, vi\u1ec7c t\u00ednh to\u00e1n n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng v\u00e0 th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 h\u00f3a h\u1ecdc, sinh h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 th\u1ef1c ph\u1ea9m, nh\u1eefng n\u01a1i c\u1ea7n x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 t\u1eadp trung c\u1ee7a c\u00e1c [&hellip;]<\/p>\n","protected":false},"author":100,"featured_media":321302,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3910,30453],"tags":[],"class_list":["post-320658","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) ch\u00ednh x\u00e1c nh\u1ea5t 2024<\/title>\n<meta name=\"description\" content=\"C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t n\u0103m 2024. H\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00f4ng th\u1ee9c t\u00ednh v\u00e0 \u00fd ngh\u0129a c\u1ee7a n\u00f3!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cong-thuc-tinh-nong-do-phan-tram\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1ch t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t 2024\" \/>\n<meta property=\"og:description\" content=\"C\u00f4ng th\u1ee9c t\u00ednh n\u1ed3ng \u0111\u1ed9 ph\u1ea7n tr\u0103m (%) nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t n\u0103m 2024. 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