{"id":13846,"date":"2025-06-05T02:49:08","date_gmt":"2025-06-04T19:49:08","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=13846"},"modified":"2025-07-03T13:50:05","modified_gmt":"2025-07-03T06:50:05","slug":"a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/","title":{"rendered":"[A-Z] \u0110\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c v\u00e0 b\u00e0i t\u1eadp!"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Luat_bao_ton_khoi_luong_la_gi\" >Lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Luat_phap_de_bao_ve_khoi_luong_duoc_phat_hien_boi_ai_Giai_thich_luat_bao_ton_khoi_luong\" >Lu\u1eadt ph\u00e1p \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n b\u1edfi ai? Gi\u1ea3i th\u00edch lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Y_nghia_cua_luat_bao_ton_khoi_luong\" >\u00dd ngh\u0129a c\u1ee7a lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Lam_the_nao_de_du_dieu_kien_luat_de_bao_ve_khoi_luong\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n lu\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Luat_phap_luat_bao_ve_khoi_luong\" >Lu\u1eadt ph\u00e1p lu\u1eadt b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/a-z-dinh-luat-bao-toan-khoi-luong-la-gi-cong-thuc-va-bai-tap\/#Tap_the_duc_theo_luat_hoan_toan_ban_than_%E2%80%93\" >T\u1eadp th\u1ec3 d\u1ee5c theo lu\u1eadt ho\u00e0n to\u00e0n b\u1ea3n th\u00e2n &#8211;<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p dir=\"ltr\">Lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 m\u1ed9t n\u1ed9i dung quan tr\u1ecdng trong ch\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc, gi\u00fap sinh vi\u00ean d\u1ec5 d\u00e0ng gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp t\u00ednh to\u00e1n h\u00f3a h\u1ecdc. B\u00e0i vi\u1ebft sau \u0111\u00e2y, kh\u1ec9 s\u1ebd t\u00f3m t\u1eaft c\u00e1c chi ti\u1ebft l\u00fd thuy\u1ebft v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y \u0111\u1ec3 b\u1ea1n l\u00e0m theo.<\/p>\n<p>                        Xem t\u1ea5t c\u1ea3<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Luat_bao_ton_khoi_luong_la_gi\"><\/span>Lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u n\u1ed9i dung c\u1ee7a ph\u00e1p lu\u1eadt l\u00e0 g\u00ec \u0111\u1ec3 b\u1ea3o v\u1ec7 Th\u00e1nh l\u1ec5, h\u00e3y ngh\u0129 v\u1ec1 th\u00ed nghi\u1ec7m v\u1ec1 lu\u1eadt n\u00e0y. Th\u1eed nghi\u1ec7m c\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/dinh-luat-bao-toan-khoi-luong-2.png\" alt=\"Th\u1eed nghi\u1ec7m kh\u1ed1i l\u01b0\u1ee3ng h\u00e0ng tu\u1ea7n. (\u1ea2nh: Kh\u1ec9)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Tr\u00ean \u0111\u0129a c\u00e2n, s\u1ed1 t\u00f4i \u0111\u1eb7t 2 c\u1ed1c th\u1eed nghi\u1ec7m (1) m\u00e0 kh\u00f4ng c\u00f3 bari clorua (BACL2) v\u00e0 (2) ch\u1ee9a dung d\u1ecbch natri sunfat (NA2SO4).<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u0110\u1eb7t tr\u1ecdng l\u01b0\u1ee3ng tr\u00ean t\u1ea5m II cho \u0111\u1ebfn khi c\u00e2n b\u1eb1ng.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u0110\u1ed5 c\u1ed1c (1) v\u00e0o c\u1ed1c (2) v\u00e0 sau \u0111\u00f3 l\u1eafc hai dung d\u1ecbch tr\u1ed9n v\u1edbi nhau. Quan s\u00e1t Cup \u0111\u00f3, ch\u00fang ta th\u1ea5y r\u1eb1ng c\u00f3 m\u1ed9t ch\u1ea5t r\u1eafn m\u00e0u tr\u1eafng, kh\u00f4ng h\u00f2a tan xu\u1ea5t hi\u1ec7n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Baso4.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Quan s\u00e1t th\u00ed nghi\u1ec7m m\u00e0 ch\u00fang ta th\u1ea5y: kim c\u1ee7a thang \u0111o v\u1eabn kh\u00f4ng thay \u0111\u1ed5i v\u00e0 v\u1eabn gi\u1ed1ng nh\u01b0 b\u1ea3n g\u1ed1c. \u0110i\u1ec1u n\u00e0y ch\u1ee9ng minh r\u1eb1ng, khi m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra, t\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t s\u1ebd kh\u00f4ng thay \u0111\u1ed5i.<\/p>\n<p dir=\"ltr\">Tuy\u00ean b\u1ed1 v\u1ec1 n\u1ed9i dung b\u1ea3o t\u1ed3n lu\u1eadt c\u1ee7a Th\u00e1nh l\u1ec5: <em>&#8220;Trong m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, t\u1ed5ng th\u1ec3 t\u00edch c\u1ee7a s\u1ea3n ph\u1ea9m b\u1eb1ng t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t tham gia v\u00e0o ph\u1ea3n \u1ee9ng&#8221;<\/em> (S\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc, Nh\u00e0 xu\u1ea5t b\u1ea3n Gi\u00e1o d\u1ee5c Vi\u1ec7t Nam).<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Luat_phap_de_bao_ve_khoi_luong_duoc_phat_hien_boi_ai_Giai_thich_luat_bao_ton_khoi_luong\"><\/span>Lu\u1eadt ph\u00e1p \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n b\u1edfi ai? Gi\u1ea3i th\u00edch lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Lu\u1eadt b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a hai nh\u00e0 khoa h\u1ecdc v\u00f9ng \u0111\u1ea5t logo (1711-1765) c\u1ee7a ng\u01b0\u1eddi Nga v\u00e0 ng\u01b0\u1eddi Nga (1743-1794) ng\u01b0\u1eddi Ph\u00e1p \u0111\u00e3 ti\u1ebfn h\u00e0nh \u0111\u1ed9c l\u1eadp v\u00e0 kh\u00e1m ph\u00e1.<\/p>\n<p dir=\"ltr\">Sau khi n\u00eau \u0111\u1ecbnh ngh\u0129a c\u1ee7a ph\u00e1p lu\u1eadt \u0111\u1ec3 b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng, n\u1ed9i dung quan tr\u1ecdng ti\u1ebfp theo ch\u00fang ta c\u1ea7n l\u00e0m l\u00e0 gi\u1ea3i th\u00edch lu\u1eadt n\u00e0y. Trong th\u1ef1c t\u1ebf, trong ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, s\u1ef1 thay \u0111\u1ed5i li\u00ean k\u1ebft gi\u1eefa c\u00e1c nguy\u00ean t\u1eed. Thay \u0111\u1ed5i n\u00e0y ch\u1ec9 li\u00ean quan \u0111\u1ebfn c\u00e1c electron. Do \u0111\u00f3, s\u1ed1 l\u01b0\u1ee3ng nguy\u00ean t\u1eed m\u1ed7i nguy\u00ean t\u1ed1 v\u1eabn c\u00f2n v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c nguy\u00ean t\u1eed l\u00e0 kh\u00f4ng \u0111\u1ed5i. Do \u0111\u00f3, t\u1ed5ng th\u1ec3 t\u00edch c\u1ee7a c\u00e1c ch\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Y_nghia_cua_luat_bao_ton_khoi_luong\"><\/span>\u00dd ngh\u0129a c\u1ee7a lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ecbnh lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1ec3 ch\u00fang ta bi\u1ebft trong m\u1ed7i ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc ch\u1ec9 c\u00f3 s\u1ef1 thay \u0111\u1ed5i li\u00ean quan \u0111\u1ebfn electron, trong khi s\u1ed1 l\u01b0\u1ee3ng nguy\u00ean t\u1eed c\u1ee7a nguy\u00ean t\u1ed1 v\u1eabn gi\u1ed1ng nh\u01b0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c nguy\u00ean t\u1eed l\u00e0 kh\u00f4ng \u0111\u1ed5i. Do \u0111\u00f3, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lam_the_nao_de_du_dieu_kien_luat_de_bao_ve_khoi_luong\"><\/span>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n lu\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 \u00e1p d\u1ee5ng lu\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng, ch\u00fang t\u00f4i vi\u1ebft n\u1ed9i dung lu\u1eadt n\u00e0y v\u00e0o c\u00f4ng th\u1ee9c. Gi\u1ea3 s\u1eed r\u1eb1ng c\u00f3 nh\u1eefng ph\u1ea3n \u1ee9ng gi\u1eefa c\u00e1c ch\u1ea5t A v\u00e0 B s\u1ebd t\u1ea1o ra ch\u1ea5t C v\u00e0 D. T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, c\u00f4ng th\u1ee9c b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng l\u1edbp 8 \u0111\u01b0\u1ee3c vi\u1ebft nh\u01b0 sau: MA + MB = MC + MD.<\/p>\n<p dir=\"ltr\">Trong \u0111\u00f3:<\/p>\n<ul>\n<li dir=\"ltr\">Ma l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t a<\/li>\n<li dir=\"ltr\">MB l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t B;<\/li>\n<li dir=\"ltr\">MC l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t c<\/li>\n<li dir=\"ltr\">MD l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t D.<\/li>\n<\/ul>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 v\u1ec1 c\u00f4ng th\u1ee9c tr\u00ean l\u00e0: Th\u1ec3 t\u00edch BACL2 + kh\u1ed1i l\u01b0\u1ee3ng NA2SO4 = tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng Baso4 + NaCl.<\/em><\/p>\n<p dir=\"ltr\"><em>Khi vi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a 3 ch\u1ea5t, ch\u00fang ta s\u1ebd d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t kh\u00e1c.<\/em><\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/dinh-luat-bao-toan-khoi-luong-3.jpg\" alt=\"\u00c1p d\u1ee5ng lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t kh\u00e1c. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\u00c1p d\u1ee5ng lu\u1eadt nh\u01b0 sau: <em>&#8220;Trong m\u1ed9t ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ch\u1ea5t N, bao g\u1ed3m c\u1ea3 ph\u1ea3n \u1ee9ng v\u00e0 s\u1ea3n ph\u1ea9m, n\u1ebfu kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a (N-1) \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u1ea5t c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n.&#8221;<\/em> (S\u00e1ch gi\u00e1o khoa h\u00f3a h\u1ecdc 8, Nh\u00e0 xu\u1ea5t b\u1ea3n Gi\u00e1o d\u1ee5c Vi\u1ec7t Nam).<\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Luat_phap_luat_bao_ve_khoi_luong\"><\/span>Lu\u1eadt ph\u00e1p lu\u1eadt b\u1ea3o v\u1ec7 kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1ed9t s\u1ed1 b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh v\u1ec1 lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng sau \u0111\u00e2y s\u1ebd gi\u00fap b\u1ea1n l\u00e0m ch\u1ee7 ki\u1ebfn \u200b\u200bth\u1ee9c l\u00fd thuy\u1ebft v\u1ec1 lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u00e1p d\u1ee5ng l\u01b0\u1ee3ng ch\u1ea5t l\u01b0\u1ee3ng d\u1ec5 d\u00e0ng trong m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc.<\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp b\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t 1 B\u00e0i t\u1eadp 1<\/p>\n<p dir=\"ltr\">N\u00f3i v\u1ec1 lu\u1eadt \u0111\u1ec3 b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 gi\u1ea3i th\u00edch t\u1ea1i sao khi m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra, kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n.<\/p>\n<p dir=\"ltr\"><em>H\u1ed3i \u0111\u00e1p:<\/em><\/p>\n<p dir=\"ltr\">N\u1ed9i dung c\u1ee7a b\u1ea3o t\u1ed3n lu\u1eadt c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a nh\u01b0 sau: &#8220;Trong m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m b\u1eb1ng t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t ph\u1ea3n \u1ee9ng.&#8221;<\/p>\n<p dir=\"ltr\">Gi\u1ea3i th\u00edch: M\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra trong m\u1ed9t th\u1ec3 t\u00edch \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n v\u00ec trong ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, s\u1ef1 thay \u0111\u1ed5i ch\u1ec9 li\u00ean quan \u0111\u1ebfn electron, nguy\u00ean t\u1eed \u0111\u01b0\u1ee3c b\u1ea3o t\u1ed3n, kh\u00f4ng b\u1ecb m\u1ea5t.<\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp b\u1ea3o qu\u1ea3n h\u00f3a ch\u1ea5t 2<\/p>\n<p dir=\"ltr\">\u0110\u1ed1t ch\u00e1y 9g kim lo\u1ea1i magi\u00ea (MG) trong kh\u00f4ng kh\u00ed thu \u0111\u01b0\u1ee3c 15g h\u1ee3p ch\u1ea5t mgo magi\u00ea. Bi\u1ebft r\u1eb1ng magi\u00ea b\u1ecb ch\u00e1y l\u00e0 m\u1ed9t ph\u1ea3n \u1ee9ng v\u1edbi oxy O2 trong kh\u00f4ng kh\u00ed.<\/p>\n<p dir=\"ltr\">H\u1ed3i \u0111\u00e1p:<\/p>\n<p dir=\"ltr\">Ch\u00fang t\u00f4i c\u00f3 c\u00f4ng th\u1ee9c: MMG + MO2 = MMGO<\/p>\n<p dir=\"ltr\">MO2 = mmgo &#8211; mmg = 15 &#8211; 9 = 6 (g).<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #f8cac6\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p style=\"text-align: center\">X\u00e2y d\u1ef1ng m\u1ed9t n\u1ec1n t\u1ea3ng to\u00e1n h\u1ecdc v\u1eefng ch\u1eafc cho tr\u1ebb em t\u1eeb khi c\u00f2n nh\u1ecf v\u1edbi \u0111a ph\u01b0\u01a1ng ti\u1ec7n, c\u1ef1c k\u1ef3 r\u1ebb c\u00f3 gi\u00e1 d\u01b0\u1edbi 2k\/ng\u00e0y v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9.<\/p>\n<p style=\"text-align: center\">\n<p><img loading=\"lazy\" decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia.monkeyuni.net\/upload\/web\/img\/dangkyngay.png\" alt=\"\" width=\"185\" height=\"37\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tap_the_duc_theo_luat_hoan_toan_ban_than_%E2%80%93\"><\/span>T\u1eadp th\u1ec3 d\u1ee5c theo lu\u1eadt ho\u00e0n to\u00e0n b\u1ea3n th\u00e2n &#8211;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Ngo\u00e0i c\u00e1c b\u00e0i t\u1eadp trong s\u00e1ch gi\u00e1o khoa, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp b\u1ed5 sung \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 th\u1ef1c h\u00e0nh \u0111\u1ec3 hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c n\u00e0y t\u1ed1t h\u01a1n:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i 1:        <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">M\u1ed9t. Ch\u00ednh x\u00e1c x\u00e1c \u0111\u1ecbnh b\u1ea3o t\u1ed3n lu\u1eadt c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng.       <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">b. Gi\u1ea3i th\u00edch t\u1ea1i sao khi m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n?<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i 2: <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Trong c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc nh\u01b0 sau: Bari clorua + natri sulphate t\u1ea1o ra bari sulphate + natri clorua. Ch\u1ec9 ra kh\u1ed1i l\u01b0\u1ee3ng natri sunfat Na2SO4 l\u00e0 14,2 gram v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Bari sulfate Baso4 v\u00e0 l\u01b0\u1ee3ng natri clorua NaCl l\u1ea7n l\u01b0\u1ee3t l\u00e0: 23,3 g v\u00e0 11,7 g. <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a Bari clorua bacl2 tham gia v\u00e0o ph\u1ea3n \u1ee9ng.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i 3:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">\u0110\u1ed1t ch\u00e1y t\u1ea5t c\u1ea3 9g kim lo\u1ea1i mg mg trong kh\u00f4ng kh\u00ed, ch\u00fang ta thu \u0111\u01b0\u1ee3c 15g h\u1ed7n h\u1ee3p mgo magi\u00ea. Bi\u1ebft r\u1eb1ng magi\u00ea l\u1eeda s\u1ebd c\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi oxy O2 trong kh\u00f4ng kh\u00ed.     <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">M\u1ed9t. Vi\u1ebft ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc tr\u00ean.      <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">b. Vi\u1ebft c\u00f4ng th\u1ee9c cho kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ph\u1ea3n \u1ee9ng x\u1ea3y ra \u1edf tr\u00ean.      <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">c. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng oxy tham gia v\u00e0o ph\u1ea3n \u1ee9ng.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 4: <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">\u0110\u1ed1t ch\u00e1y m (g) carbon c\u1ea7n 16g oxy, ch\u00fang t\u00f4i thu \u0111\u01b0\u1ee3c 22g carbon dioxide. Vui l\u00f2ng t\u00ednh m. <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 5:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">\u0110\u1ed1t ch\u00e1y 3,2g l\u01b0u hu\u1ef3nh trong kh\u00f4ng kh\u00ed, ch\u00fang t\u00f4i thu \u0111\u01b0\u1ee3c 6,4g sulfur dioxide. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng oxy tham gia v\u00e0o ph\u1ea3n \u1ee9ng.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 6: <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Ch\u00fang t\u00f4i \u0111\u1ed1t m (g) kim lo\u1ea1i magie mg trong kh\u00f4ng kh\u00ed, ch\u00fang t\u00f4i thu \u0111\u01b0\u1ee3c 8g h\u1ee3p ch\u1ea5t oxit magi\u00ea (MGO). Bi\u1ebft r\u1eb1ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u00e1c magi\u1ebfn Mg khi tham gia l\u00e0 g\u1ea5p 1,5 l\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng oxy (kh\u00f4ng kh\u00ed) tham gia v\u00e0o ph\u1ea3n \u1ee9ng.       <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">M\u1ed9t. Vi\u1ebft m\u1ed9t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc.       <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">b. T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng Mg v\u00e0 oxy tham gia v\u00e0o ph\u1ea3n \u1ee9ng.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i 7: <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Dollomide (\u0111\u00e2y l\u00e0 h\u1ed7n h\u1ee3p c\u1ee7a Caco3 v\u00e0 MgCO3), khi l\u00e0m n\u00f3ng vi\u00ean \u0111\u00e1 n\u00e0y t\u1ea1o ra 2 oxit: canxi oxit cao, mgo magi\u00ea magi\u00ea v\u00e0 carbon dioxide.       <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">M\u1ed9t. Vi\u1ebft ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, c\u0169ng nh\u01b0 ph\u01b0\u01a1ng tr\u00ecnh cho kh\u1ed1i l\u01b0\u1ee3ng \u0111\u00e1 c\u01a1 ho\u00e0nh.     <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">b. N\u1ebfu \u0111\u00e1 dolomit b\u1ecb ch\u00e1y, sau ph\u1ea3n \u1ee9ng, 88 kg carbon dioxide v\u00e0 104 kg hai oxit c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i, ch\u00fang ta ph\u1ea3i s\u1eed d\u1ee5ng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u00e1 dolomit?            <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">A. 150kg B. 16kg C. 192kg D. K\u1ebft qu\u1ea3 kh\u00e1c<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 8:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Gi\u1ea3i th\u00edch t\u1ea1i sao khi ch\u00fang ta l\u00e0m n\u00f3ng thanh s\u1eaft, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a thanh s\u1eaft t\u0103ng l\u00ean. V\u00e0 khi \u0111\u00e1 v\u00f4i, th\u1ec3 t\u00edch gi\u1ea3m? <\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 9:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Khi h\u00f2a tan canxi cacbua (CAC2) v\u00e0o n\u01b0\u1edbc (H2O), ch\u00fang ta c\u00f3 \u0111\u01b0\u1ee3c kh\u00ed acetylen (C2H2) v\u00e0 hydroxit (Ca (OH) 2) .A. T\u1ea1o ph\u01b0\u01a1ng tr\u00ecnh kh\u1ed1i l\u01b0\u1ee3ng cho ph\u1ea3n \u1ee9ng tr\u00ean. b. N\u1ebfu ch\u00fang ta s\u1eed d\u1ee5ng 41g CAC2, th\u00ec h\u00e3y l\u1ea5y 13 g C2H2 v\u00e0 37 g Ca (OH) 2. V\u1eady c\u1ea7n bao nhi\u00eau mililit c\u1ea7n s\u1eed d\u1ee5ng ph\u1ea3n \u1ee9ng? Bi\u1ebft r\u1eb1ng m\u1eadt \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc l\u00e0 1g\/ml.<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">B\u00e0i h\u1ecdc 10:<\/p>\n<p class=\"MsoNormal\" style=\"margin-bottom: .0001pt;text-align: justify;line-height: 150%;vertical-align: baseline\">Khi Mg ho\u1ea1t \u0111\u1ed9ng v\u1edbi axit clohydric, kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a magi\u00ea clorua (MGCL2) nh\u1ecf h\u01a1n t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng Mg v\u00e0 axit clohydric khi tham gia v\u00e0o ph\u1ea3n \u1ee9ng. V\u00ec v\u1eady, \u0111\u00e2y c\u00f3 ph\u1ea3i l\u00e0 theo lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng? Vui l\u00f2ng gi\u1ea3i th\u00edch.<\/p>\n<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc v\u1ec1 Lu\u1eadt B\u1ea3o t\u1ed3n Th\u00e1nh l\u1ec5 l\u00e0 kh\u00f4ng kh\u00f3, ch\u1ec9 c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng n\u1eafm b\u1eaft n\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y. R\u1ea5t nhi\u1ec1u chia s\u1ebb h\u1eefu \u00edch v\u1ec1 ki\u1ebfn \u200b\u200bth\u1ee9c ch\u1ee7 \u0111\u1ec1 s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi cho b\u1ea1n th\u00f4ng qua danh m\u1ee5c n\u00e0y, vui l\u00f2ng ch\u1edd c\u00e1c b\u00e0i vi\u1ebft ti\u1ebfp theo c\u1ee7a ch\u00fang t\u00f4i.<\/p>\n<p>Ngu\u1ed3n: <a href=\"https:\/\/www.ckconitsha.com\/vn\/\">https:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lu\u1eadt b\u1ea3o t\u1ed3n kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 m\u1ed9t n\u1ed9i dung quan tr\u1ecdng trong ch\u01b0\u01a1ng tr\u00ecnh h\u00f3a h\u1ecdc, gi\u00fap sinh vi\u00ean d\u1ec5 d\u00e0ng gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp t\u00ednh to\u00e1n h\u00f3a h\u1ecdc. B\u00e0i vi\u1ebft sau \u0111\u00e2y, kh\u1ec9 s\u1ebd t\u00f3m t\u1eaft c\u00e1c chi ti\u1ebft l\u00fd thuy\u1ebft v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y \u0111\u1ec3 b\u1ea1n l\u00e0m theo. Xem t\u1ea5t c\u1ea3 Lu\u1eadt&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-13846","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=13846"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13846\/revisions"}],"predecessor-version":[{"id":16549,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13846\/revisions\/16549"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=13846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=13846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=13846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}