{"id":29733,"date":"2023-09-16T22:29:13","date_gmt":"2023-09-16T15:29:13","guid":{"rendered":"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi"},"modified":"2023-09-16T22:29:13","modified_gmt":"2023-09-16T15:29:13","slug":"dung-dich-la-gi","status":"publish","type":"post","link":"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi","title":{"rendered":"Dung d\u1ecbch l\u00e0 h\u1ed7n h\u1ee3p \u0111\u1ed3ng nh\u1ea5t gi\u1eefa dung m\u00f4i v\u00e0 ch\u1ea5t tan"},"content":{"rendered":"<p>Dung d\u1ecbch l\u00e0 m\u1ed9t ch\u1ea5t l\u1ecfng h\u1ed7n h\u1ee3p c\u1ee7a c\u00e1c ch\u1ea5t kh\u00e1c nhau, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1eb1ng c\u00e1ch pha tr\u1ed9n hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t l\u1ea1i v\u1edbi nhau. Dung d\u1ecbch c\u00f3 th\u1ec3 c\u00f3 \u0111\u1eb7c t\u00ednh \u0111a d\u1ea1ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau nh\u01b0 c\u00f4ng ngh\u1ec7, y t\u1ebf, v\u00e0 h\u00f3a h\u1ecdc. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 dung d\u1ecbch l\u00e0 g\u00ec v\u00e0 vai tr\u00f2 quan tr\u1ecdng c\u1ee7a ch\u00fang trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_40 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\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6ad66897d9466\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-6ad66897d9466\"><\/a><\/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:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Dung_dich_la_gi\" title=\"Dung d\u1ecbch l\u00e0 g\u00ec?\">Dung d\u1ecbch l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Vi_du_minh_hoa_ve_dung_dich\" title=\"V\u00ed d\u1ee5 minh h\u1ecda v\u1ec1 dung d\u1ecbch:\">V\u00ed d\u1ee5 minh h\u1ecda v\u1ec1 dung d\u1ecbch:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Dung_moi_la_gi\" title=\"Dung m\u00f4i l\u00e0 g\u00ec?\">Dung m\u00f4i l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Vai_tro_cua_dung_moi\" title=\"Vai tr\u00f2 c\u1ee7a dung m\u00f4i:\">Vai tr\u00f2 c\u1ee7a dung m\u00f4i:<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Cac_loai_dung_moi_pho_bien\" title=\"C\u00e1c lo\u1ea1i dung m\u00f4i ph\u1ed5 bi\u1ebfn:\">C\u00e1c lo\u1ea1i dung m\u00f4i ph\u1ed5 bi\u1ebfn:<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Chat_tan_la_gi\" title=\"Ch\u1ea5t tan l\u00e0 g\u00ec?\">Ch\u1ea5t tan l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Khai_niem_chat_tan\" title=\"Kh\u00e1i ni\u1ec7m ch\u1ea5t tan\">Kh\u00e1i ni\u1ec7m ch\u1ea5t tan<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Vi_du_ve_chat_tan\" title=\"V\u00ed d\u1ee5 v\u1ec1 ch\u1ea5t tan\">V\u00ed d\u1ee5 v\u1ec1 ch\u1ea5t tan<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Vi_du_minh_hoa\" title=\"V\u00ed d\u1ee5 minh h\u1ecda\">V\u00ed d\u1ee5 minh h\u1ecda<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#1_Vi_du_1\" title=\"1. V\u00ed d\u1ee5 1\">1. V\u00ed d\u1ee5 1<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Liet_ke_cac_loi_ich\" title=\"Li\u1ec7t k\u00ea c\u00e1c l\u1ee3i \u00edch:\">Li\u1ec7t k\u00ea c\u00e1c l\u1ee3i \u00edch:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#2_Vi_du_2\" title=\"2. V\u00ed d\u1ee5 2\">2. V\u00ed d\u1ee5 2<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/ungdung.hotronghiencuu.com\/open\/dung-dich-la-gi\/#Cac_vi_du_ve_bien_so\" title=\"C\u00e1c v\u00ed d\u1ee5 v\u1ec1 bi\u1ebfn s\u1ed1:\">C\u00e1c v\u00ed d\u1ee5 v\u1ec1 bi\u1ebfn s\u1ed1:<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Dung_dich_la_gi\"><\/span>Dung d\u1ecbch l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dung d\u1ecbch l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p \u0111\u1ed3ng nh\u1ea5t c\u1ee7a hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t, trong \u0111\u00f3 ch\u1ea5t tan \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 dung m\u00f4i v\u00e0 ch\u1ea5t \u0111\u01b0\u1ee3c tan trong dung m\u00f4i \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u1ea5t tan. Dung d\u1ecbch c\u00f3 th\u1ec3 c\u00f3 c\u00e1c pha kh\u00e1c nhau, bao g\u1ed3m pha r\u1eafn (ch\u1ea5t tan), pha l\u1ecfng (dung m\u00f4i) v\u00e0 pha kh\u00ed (kh\u00ed tho\u00e1t ra t\u1eeb dung d\u1ecbch).<\/p>\n<p>C\u1ea5u t\u1ea1o c\u1ee7a dung d\u1ecbch ph\u1ee5 thu\u1ed9c v\u00e0o t\u00ednh ch\u1ea5t c\u1ee7a c\u00e1c ch\u1ea5t th\u00e0nh ph\u1ea7n. Trong dung d\u1ecbch, c\u00e1c ph\u00e2n t\u1eed c\u1ee7a dung m\u00f4i v\u00e0 ch\u1ea5t tan t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ea1ng l\u01b0\u1edbi li\u00ean k\u1ebft. C\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a dung d\u1ecbch nh\u01b0 nhi\u1ec7t \u0111\u1ed9 s\u00f4i, \u0111i\u1ec3m s\u00f4ng, \u00e1p su\u1ea5t h\u01a1i v\u00e0 \u0111\u1ed9 nh\u1edbt c\u0169ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5u tr\u00fac v\u00e0 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c ph\u00e2n t\u1eed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vi_du_minh_hoa_ve_dung_dich\"><\/span>V\u00ed d\u1ee5 minh h\u1ecda v\u1ec1 dung d\u1ecbch:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>1. Dung d\u1ecbch mu\u1ed1i trong n\u01b0\u1edbc: M\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh v\u1ec1 dung d\u1ecbch l\u00e0 mu\u1ed1i trong n\u01b0\u1edbc. Khi mu\u1ed1i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi n\u01b0\u1edbc, c\u00e1c ion mu\u1ed1i t\u00e1ch r\u1eddi kh\u1ecfi nhau v\u00e0 di chuy\u1ec3n trong dung d\u1ecbch. N\u01b0\u1edbc \u0111\u00f3ng vai tr\u00f2 l\u00e0 dung m\u00f4i, trong khi mu\u1ed1i l\u00e0 ch\u1ea5t tan. Dung d\u1ecbch mu\u1ed1i trong n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c lo\u1ea1i n\u01b0\u1edbc gi\u1ea3i kh\u00e1t, dung d\u1ecbch \u0111\u00e1nh b\u00f3ng v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c.<\/p>\n<p>2. Dung d\u1ecbch axit trong n\u01b0\u1edbc: M\u1ed9t v\u00ed d\u1ee5 kh\u00e1c v\u1ec1 dung d\u1ecbch l\u00e0 axit trong n\u01b0\u1edbc. Khi m\u1ed9t axit \u0111\u01b0\u1ee3c h\u00f2a tan trong n\u01b0\u1edbc, c\u00e1c ph\u00e2n t\u1eed axit t\u00e1ch r\u1eddi v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c ion axit. N\u01b0\u1edbc \u0111\u00f3ng vai tr\u00f2 l\u00e0 dung m\u00f4i, c\u00f2n axit l\u00e0 ch\u1ea5t tan. Dung d\u1ecbch axit trong n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ec9nh pH, s\u1ea3n xu\u1ea5t thu\u1ed1c men v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Dung_moi_la_gi\"><\/span>Dung m\u00f4i l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"Dung m\u00f4i l\u00e0 g\u00ec?\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/dung_dich_la_hon_hop_dong_nhat_giua_dung_moi_va_chat_tan.jpeg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"Dung m\u00f4i l\u00e0 g\u00ec?\"\/><\/p>\n<p>Dung m\u00f4i l\u00e0 ch\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng h\u00f2a tan c\u00e1c ch\u1ea5t kh\u00e1c \u0111\u1ec3 t\u1ea1o th\u00e0nh dung d\u1ecbch. Dung m\u00f4i c\u00f3 th\u1ec3 c\u00f3 t\u00ednh ch\u1ea5t l\u1ecfng, r\u1eafn ho\u1eb7c kh\u00ed v\u00e0 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf tr\u1ea1ng th\u00e1i nguy\u00ean t\u1eed ho\u1eb7c ph\u00e2n t\u1eed. Dung m\u00f4i \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc v\u00e0 c\u00f4ng nghi\u1ec7p b\u1eb1ng c\u00e1ch cho ph\u00e9p c\u00e1c ch\u1ea5t kh\u00e1c tan trong n\u00f3 v\u00e0 t\u1ea1o ra dung d\u1ecbch.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vai_tro_cua_dung_moi\"><\/span>Vai tr\u00f2 c\u1ee7a dung m\u00f4i:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Cho ph\u00e9p c\u00e1c ch\u1ea5t kh\u00e1c tan trong n\u00f3 v\u00e0 t\u1ea1o th\u00e0nh dung d\u1ecbch.<\/li>\n<li>T\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra.<\/li>\n<li>Gi\u00fap t\u0103ng c\u01b0\u1eddng s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u00e1c ch\u1ea5t v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/li>\n<li>\u0110\u00f3ng vai tr\u00f2 l\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 di\u1ec5n ra qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t, t\u1ed5ng h\u1ee3p v\u00e0 ph\u00e2n t\u00edch.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Cac_loai_dung_moi_pho_bien\"><\/span>C\u00e1c lo\u1ea1i dung m\u00f4i ph\u1ed5 bi\u1ebfn:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>N\u01b0\u1edbc: L\u00e0 dung m\u00f4i ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m, h\u00f3a ch\u1ea5t v\u00e0 sinh h\u1ecdc.<\/li>\n<li>Aceton: Dung m\u00f4i c\u00f3 t\u00ednh ch\u1ea5t bay h\u01a1i nhanh, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p s\u01a1n, keo v\u00e0 nh\u1ef1a.<\/li>\n<li>Etyl axetat: Dung m\u00f4i c\u00f3 t\u00ednh ch\u1ea5t bay h\u01a1i v\u1eeba ph\u1ea3i, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p in \u1ea5n v\u00e0 s\u1ea3n xu\u1ea5t thu\u1ed1c men.<\/li>\n<li>X\u0103ng th\u1ef1c v\u1eadt: Dung m\u00f4i t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c chi\u1ebft xu\u1ea5t t\u1eeb c\u00e2y c\u1ecf, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t s\u01a1n v\u00e0 m\u1ef9 ph\u1ea9m.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Chat_tan_la_gi\"><\/span>Ch\u1ea5t tan l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img decoding=\"async\" alt=\"Ch\u1ea5t tan l\u00e0 g\u00ec?\" src=\"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-content\/uploads\/2023\/09\/dung_dich_la_hon_hop_dong_nhat_giua_dung_moi_va_chat_tan-1.jpeg\" style=\"text-align: center; clear: both; display: block; margin: 0 auto;\" title=\"Ch\u1ea5t tan l\u00e0 g\u00ec?\"\/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khai_niem_chat_tan\"><\/span>Kh\u00e1i ni\u1ec7m ch\u1ea5t tan<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ch\u1ea5t tan l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c h\u00f3a h\u1ecdc \u0111\u1ec3 ch\u1ec9 c\u00e1c ch\u1ea5t c\u00f3 kh\u1ea3 n\u0103ng ho\u00e0 tan ho\u00e0n to\u00e0n trong dung d\u1ecbch. Khi m\u1ed9t ch\u1ea5t tan v\u00e0o dung d\u1ecbch, n\u00f3 t\u1ea1o th\u00e0nh c\u00e1c ph\u00e2n t\u1eed nh\u1ecf h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n \u0111\u1ec1u trong dung d\u1ecbch. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra do s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa ch\u1ea5t tan v\u00e0 dung m\u00f4i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vi_du_ve_chat_tan\"><\/span>V\u00ed d\u1ee5 v\u1ec1 ch\u1ea5t tan<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t v\u00ed d\u1ee5 minh h\u1ecda v\u1ec1 ch\u1ea5t tan l\u00e0 mu\u1ed1i b\u00e0n (NaCl). Khi mu\u1ed1i b\u00e0n ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, n\u00f3 ho\u00e0 tan ho\u00e0n to\u00e0n v\u00e0 t\u1ea1o th\u00e0nh dung d\u1ecbch mu\u1ed1i. Trong qu\u00e1 tr\u00ecnh n\u00e0y, c\u00e1c ph\u00e2n t\u1eed mu\u1ed1i b\u00e0n t\u00e1ch ra th\u00e0nh c\u00e1c ion sodium (Na+) v\u00e0 ion clorua (Cl-) v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n \u0111\u1ec1u trong dung d\u1ecbch.<\/p>\n<p>C\u0169ng c\u00f3 nh\u1eefng ch\u1ea5t kh\u00e1c nh\u01b0 \u0111\u01b0\u1eddng (sucrose) c\u0169ng l\u00e0 m\u1ed9t ch\u1ea5t tan. Khi \u0111\u01b0\u1eddng ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, n\u00f3 c\u0169ng ho\u00e0 tan ho\u00e0n to\u00e0n v\u00e0 t\u1ea1o th\u00e0nh dung d\u1ecbch \u0111\u01b0\u1eddng. Tr\u00ean th\u1ef1c t\u1ebf, r\u1ea5t nhi\u1ec1u ch\u1ea5t kh\u00e1c nhau c\u00f3 th\u1ec3 l\u00e0 ch\u1ea5t tan, t\u1eeb c\u00e1c mu\u1ed1i, axit, baz\u01a1 \u0111\u1ebfn c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 nh\u01b0 \u0111\u01b0\u1eddng v\u00e0 c\u1ed3n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vi_du_minh_hoa\"><\/span>V\u00ed d\u1ee5 minh h\u1ecda<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Vi_du_1\"><\/span>1. V\u00ed d\u1ee5 1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng v\u00ed d\u1ee5 minh h\u1ecda, h\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y. Gi\u1ea3 s\u1eed b\u1ea1n \u0111ang vi\u1ebft m\u1ed9t b\u00e0i b\u00e1o v\u1ec1 l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c t\u1eadp th\u1ec3 d\u1ee5c h\u00e0ng ng\u00e0y. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u00ed d\u1ee5 minh h\u1ecda \u0111\u1ec3 gi\u1ea3i th\u00edch c\u00e1c l\u1ee3i \u00edch c\u1ee5 th\u1ec3 m\u00e0 t\u1eadp th\u1ec3 d\u1ee5c mang l\u1ea1i.<\/p>\n<p>V\u00ed d\u1ee5: M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c t\u1eadp th\u1ec3 d\u1ee5c h\u00e0ng ng\u00e0y l\u00e0 c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe tim m\u1ea1ch. V\u1edbi vi\u1ec7c t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng v\u1eadn \u0111\u1ed9ng, tim s\u1ebd \u0111\u01b0\u1ee3c l\u00e0m vi\u1ec7c m\u1ea1nh h\u01a1n v\u00e0 hi\u1ec7u su\u1ea5t bom m\u00e1u c\u0169ng \u0111\u01b0\u1ee3c n\u00e2ng cao. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m nguy c\u01a1 m\u1eafc c\u00e1c b\u1ec7nh tim m\u1ea1ch nh\u01b0 \u0111au th\u1eaft ng\u1ef1c v\u00e0 tai bi\u1ebfn m\u1ea1ch m\u00e1u n\u00e3o.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Liet_ke_cac_loi_ich\"><\/span>Li\u1ec7t k\u00ea c\u00e1c l\u1ee3i \u00edch:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>C\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe tim m\u1ea1ch<\/li>\n<li>Gi\u1ea3m nguy c\u01a1 m\u1eafc c\u00e1c b\u1ec7nh tim m\u1ea1ch<\/li>\n<li>T\u0103ng hi\u1ec7u su\u1ea5t bom m\u00e1u<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Vi_du_2\"><\/span>2. V\u00ed d\u1ee5 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t v\u00ed d\u1ee5 kh\u00e1c v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng v\u00ed d\u1ee5 minh h\u1ecda c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c gi\u1ea3i th\u00edch m\u1ed9t kh\u00e1i ni\u1ec7m ph\u1ee9c t\u1ea1p. H\u00e3y xem x\u00e9t tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y, b\u1ea1n mu\u1ed1n gi\u1ea3i th\u00edch kh\u00e1i ni\u1ec7m &#8220;bi\u1ebfn s\u1ed1&#8221; trong to\u00e1n h\u1ecdc.<\/p>\n<p>V\u00ed d\u1ee5: Trong to\u00e1n h\u1ecdc, bi\u1ebfn s\u1ed1 l\u00e0 m\u1ed9t k\u00fd hi\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t gi\u00e1 tr\u1ecb kh\u00f4ng c\u1ed1 \u0111\u1ecbnh. Ch\u1eb3ng h\u1ea1n, trong ph\u01b0\u01a1ng tr\u00ecnh ax + b = c, x l\u00e0 bi\u1ebfn s\u1ed1 v\u00ec n\u00f3 c\u00f3 th\u1ec3 nh\u1eadn c\u00e1c gi\u00e1 tr\u1ecb kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o gi\u00e1 tr\u1ecb c\u1ee7a a, b v\u00e0 c.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Cac_vi_du_ve_bien_so\"><\/span>C\u00e1c v\u00ed d\u1ee5 v\u1ec1 bi\u1ebfn s\u1ed1:<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>Trong ph\u01b0\u01a1ng tr\u00ecnh 2x + 3 = 7, x l\u00e0 bi\u1ebfn s\u1ed1.<\/li>\n<li>Trong ph\u01b0\u01a1ng tr\u00ecnh y &#8211; 5 = 10, y l\u00e0 bi\u1ebfn s\u1ed1.<\/li>\n<li>Trong ph\u01b0\u01a1ng tr\u00ecnh z\u00b2 + 6z + 9 = 0, z l\u00e0 bi\u1ebfn s\u1ed1.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng v\u00ed d\u1ee5 minh h\u1ecda nh\u01b0 tr\u00ean, b\u1ea1n c\u00f3 th\u1ec3 gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c kh\u00e1i ni\u1ec7m v\u00e0 l\u1ee3i \u00edch c\u1ee7a ch\u00fang trong ng\u1eef c\u1ea3nh c\u1ee5 th\u1ec3.<\/p>\n<p>Dung d\u1ecbch l\u00e0 m\u1ed9t ch\u1ea5t h\u1ed7n h\u1ee3p g\u1ed3m hai ho\u1eb7c nhi\u1ec1u pha, th\u01b0\u1eddng c\u00f3 d\u1ea1ng l\u1ecfng. Dung d\u1ecbch c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y. Hi\u1ec3u r\u00f5 v\u1ec1 dung d\u1ecbch s\u1ebd gi\u00fap ch\u00fang ta \u00e1p d\u1ee5ng v\u00e0 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang.<br \/>\n<iframe loading=\"lazy\" title=\"Dung d\u1ecbch - B\u00e0i 40 - H\u00f3a h\u1ecdc 8 - C\u00f4 Nguy\u1ec5n Th\u1ecb Thu (D\u1ec4 HI\u1ec2U NH\u1ea4T)\" width=\"790\" height=\"444\" src=\"https:\/\/www.youtube.com\/embed\/MH2jvXenYUI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dung d\u1ecbch l\u00e0 m\u1ed9t ch\u1ea5t l\u1ecfng h\u1ed7n h\u1ee3p c\u1ee7a c\u00e1c ch\u1ea5t kh\u00e1c nhau, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1eb1ng c\u00e1ch pha tr\u1ed9n hai ho\u1eb7c nhi\u1ec1u ch\u1ea5t l\u1ea1i v\u1edbi&#8230; <\/p>\n","protected":false},"author":1,"featured_media":29731,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-29733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-khai-niem-1"],"_links":{"self":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts\/29733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/comments?post=29733"}],"version-history":[{"count":0,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/posts\/29733\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/media\/29731"}],"wp:attachment":[{"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/media?parent=29733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/categories?post=29733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ungdung.hotronghiencuu.com\/open\/wp-json\/wp\/v2\/tags?post=29733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}