{"id":21825,"date":"2025-07-08T23:30:52","date_gmt":"2025-07-08T16:30:52","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=21825"},"modified":"2025-07-09T17:06:07","modified_gmt":"2025-07-09T10:06:07","slug":"ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi\/","title":{"rendered":"T\u1ec9 kh\u1ed1i c\u1ee7a ch\u1ea5t kh\u00ed  l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c t\u00ednh t\u1ec9 kh\u1ed1i ch\u1ea5t kh\u00ed"},"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\/ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi\/#Ty_le_khi_la_bao_nhieu\" >T\u1ef7 l\u1ec7 kh\u00ed l\u00e0 bao nhi\u00eau?<\/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\/ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi\/#Lam_the_nao_de_xac_dinh_khi_nhieu_hoac_nhe_hon_khong_khi\" >L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u00ed nhi\u1ec1u ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed<\/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\/ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi\/#Lam_the_nao_ban_co_the_biet_rang_mot_loai_khi_nang_hon_hoac_nhe_hon_khi_B\" >L\u00e0m th\u1ebf n\u00e0o b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft r\u1eb1ng m\u1ed9t lo\u1ea1i kh\u00ed n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00ed B<\/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\/ti-khoi-cua-chat-khi-la-gi-cong-thuc-tinh-ti-khoi-chat-khi\/#Thuc_hanh_cac_bai_tap_theo_ty_le_khi\" >Th\u1ef1c h\u00e0nh c\u00e1c b\u00e0i t\u1eadp theo t\u1ef7 l\u1ec7 kh\u00ed<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p dir=\"ltr\">B\u00e0i b\u00e1o v\u1ec1 t\u1ef7 l\u1ec7 kh\u00ed \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p d\u01b0\u1edbi \u0111\u00e2y s\u1ebd gi\u00fap sinh vi\u00ean bi\u1ebft kh\u00ed nh\u1eb9 h\u01a1n bao nhi\u00eau ho\u1eb7c kh\u00ed nh\u1eb9 h\u01a1n ho\u1eb7c n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed khi nghi\u00ean c\u1ee9u c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t lo\u1ea1i kh\u00ed nh\u1ea5t \u0111\u1ecbnh. H\u00e3y t\u00ecm hi\u1ec3u ngay b\u00e2y gi\u1edd!<\/p>\n<p>                                    <img decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/image\/600x480.png\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ty_le_khi_la_bao_nhieu\"><\/span>T\u1ef7 l\u1ec7 kh\u00ed l\u00e0 bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1eadt \u0111\u1ed9 c\u1ee7a kh\u00ed l\u00e0 c\u00f4ng th\u1ee9c x\u00e1c \u0111\u1ecbnh kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed A (Ma) so v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed B (MB). T\u1eeb h\u00e0m l\u01b0\u1ee3ng c\u1ee7a t\u1ef7 l\u1ec7 kh\u00ed, h\u1ecdc sinh c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng kh\u00ed n\u1eb7ng h\u01a1n bao nhi\u00eau kh\u00ed h\u01a1n so v\u1edbi kh\u00ed B ho\u1eb7c kh\u00f4ng kh\u00ed n\u1eb7ng h\u01a1n bao nhi\u00eau so v\u1edbi kh\u00f4ng kh\u00ed.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lam_the_nao_de_xac_dinh_khi_nhieu_hoac_nhe_hon_khong_khi\"><\/span>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kh\u00ed nhi\u1ec1u ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">&#8220;\u0110\u1ec3 bi\u1ebft m\u1ed9t lo\u1ea1i kh\u00ed A n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n ho\u1eb7c nghi\u00eam tr\u1ecdng ho\u1eb7c nh\u1eb9 h\u01a1n, ch\u00fang t\u00f4i so s\u00e1nh kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed A (\u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 ma) v\u1edbi th\u1ec3 t\u00edch&#8221; mol mol &#8220;\u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 29 g\/mol&#8221; (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\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/ti-khoi-cua-chat-khi-la-gi-1.png\" alt=\"So s\u00e1nh A v\u00e0 B. (\u1ea2nh: S\u01b0u t\u1ea7m Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Ch\u00fa \u00fd:<\/p>\n<p dir=\"ltr\">Kh\u1ed1i l\u01b0\u1ee3ng mol \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng mol l\u00e0 0,8 mol nit\u01a1 (N2) v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng 0,2 mol kh\u00ed oxy (O2). Do \u0111\u00f3, \u0111\u1ed9 mol kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a kh\u00f4ng kh\u00ed = (28 x 0,8) + (32 x 0,2) = 29 (g\/mol).<\/p>\n<p dir=\"ltr\">Ch\u00fang t\u00f4i c\u00f3 c\u00f4ng th\u1ee9c: Skin\/KK = MA\/29<\/p>\n<p dir=\"ltr\">\u0110\u1eb7c bi\u1ec7t, da\/KK l\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a kh\u00ed v\u1edbi kh\u00f4ng kh\u00ed.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5 minh h\u1ecda:<\/p>\n<p dir=\"ltr\">X\u00e1c \u0111\u1ecbnh carbon dioxide n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed? V\u00e0 bao nhi\u00eau l\u1ea7n ho\u1eb7c nh\u1eb9 h\u01a1n?<\/p>\n<p dir=\"ltr\">Theo c\u00f4ng th\u1ee9c t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 kh\u00ed A v\u1edbi kh\u00f4ng kh\u00ed, ch\u00fang t\u00f4i c\u00f3 DCO2\/KK = MCO2\/29 = 44\/29 ~ 1.52<\/p>\n<p dir=\"ltr\">=&gt; K\u1ebft lu\u1eadn: CO2 n\u1eb7ng h\u01a1n kh\u00f4ng kh\u00ed v\u1edbi t\u1ef7 l\u1ec7 x\u1ea5p x\u1ec9 1,52.<\/p>\n<p dir=\"ltr\">K\u1ebft lu\u1eadn C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n m\u1eadt \u0111\u1ed9 kh\u00ed<\/p>\n<p dir=\"ltr\">C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 kh\u00ed \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh nh\u01b0 sau:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">M\u1ed9t kh\u00ed cho kh\u00ed B: DA\/ B = MA\/ MB<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Air A for Air: Leather\/ KK = MA\/ 29<\/p>\n<\/li>\n<\/ul>\n<p>Xem th\u00eam: Molar l\u00e0 g\u00ec? Kh\u1ed1i l\u01b0\u1ee3ng mol l\u00e0 g\u00ec? <\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Lam_the_nao_ban_co_the_biet_rang_mot_loai_khi_nang_hon_hoac_nhe_hon_khi_B\"><\/span>L\u00e0m th\u1ebf n\u00e0o b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft r\u1eb1ng m\u1ed9t lo\u1ea1i kh\u00ed n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00ed B<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 c\u00f3 th\u1ec3 bi\u1ebft kh\u00ed A n\u1eb7ng h\u01a1n bao nhi\u00eau ho\u1eb7c nh\u1eb9 h\u01a1n Gas B, n\u00f3 r\u1ea5t \u0111\u01a1n gi\u1ea3n, ch\u00fang ta ch\u1ec9 c\u1ea7n so s\u00e1nh kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed A (\u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng ma) v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed B (\u0111\u01b0\u1ee3c t\u01b0\u1ee3ng tr\u01b0ng l\u00e0 MB).<\/p>\n<p dir=\"ltr\">Ch\u00fang t\u00f4i c\u00f3 c\u00f4ng th\u1ee9c: da\/ b = ma\/ mb<\/p>\n<p dir=\"ltr\">C\u1ee5 th\u1ec3, da\/B l\u00e0 t\u1ef7 l\u1ec7 kh\u00ed A cho kh\u00ed B.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5 minh h\u1ecda:<\/p>\n<p dir=\"ltr\">X\u00e1c \u0111\u1ecbnh bao nhi\u00eau oxy ho\u1eb7c oxy nh\u1eb9 h\u01a1n n\u1eb7ng h\u01a1n v\u00e0 nghi\u00eam tr\u1ecdng ho\u1eb7c nh\u1eb9 h\u01a1n?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: D\u1ef1a tr\u00ean c\u00f4ng th\u1ee9c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1eadt \u0111\u1ed9 c\u1ee7a kh\u00ed ch\u00fang t\u00f4i c\u00f3:<\/p>\n<p dir=\"ltr\">T\u1ef7 l\u1ec7 O2\/ H2 = kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u1ed1i l\u01b0\u1ee3ng O2\/ mol c\u1ee7a H2 = 32\/2 = 16.<\/p>\n<p dir=\"ltr\">T\u1eeb \u0111\u00f3 ch\u00fang ta c\u00f3 th\u1ec3 k\u1ebft lu\u1eadn r\u1eb1ng kh\u00f4ng kh\u00ed n\u1eb7ng h\u01a1n kh\u00ed hydro 16 l\u1ea7n.<\/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\/ti-khoi-cua-chat-khi-la-gi-3.jpg\" alt=\"Th\u1ef1c h\u00e0nh t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 kh\u00ed. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Thuc_hanh_cac_bai_tap_theo_ty_le_khi\"><\/span>Th\u1ef1c h\u00e0nh c\u00e1c b\u00e0i t\u1eadp theo t\u1ef7 l\u1ec7 kh\u00ed<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 kh\u00ed r\u1ea5t \u0111\u01a1n gi\u1ea3n, mi\u1ec5n l\u00e0 b\u1ea1n ch\u00fa \u00fd \u0111\u1ebfn l\u00fd thuy\u1ebft \u0111\u1ec3 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u00e0nh th\u1ea1o khi th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh. M\u1ed9t v\u00e0i b\u00e0i t\u1eadp trong s\u00e1ch gi\u00e1o khoa th\u1ee9 8 s\u1ebd gi\u00fap b\u1ea1n c\u1ee7ng c\u1ed1 ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 h\u1ecdc t\u1eadp.<\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp 1:<\/p>\n<p dir=\"ltr\">C\u00f3 c\u00e1c kh\u00ed sau: N2, O2, CL2, CO, SO2. Xin vui l\u00f2ng cho bi\u1ebft:<\/p>\n<p dir=\"ltr\">A\/ Kh\u00ed n\u00e0o n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00ed hydro?<\/p>\n<p dir=\"ltr\">B\/ Kh\u00ed n\u00e0o n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed?<\/p>\n<p dir=\"ltr\"><em>\u0110\u1ec1 xu\u1ea5t:<\/em><\/p>\n<p dir=\"ltr\">A\/ Kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed hydro l\u00e0 2g\/ mol. Ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DN2\/H2 = 28\/2 = 14 =&gt; V\u00ec v\u1eady, kh\u00ed nit\u01a1 n\u1eb7ng h\u01a1n kh\u00ed hydro 14 l\u1ea7n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DO2\/H2 = 32\/1 = 16 =&gt; Kh\u00ed oxy n\u1eb7ng h\u01a1n kh\u00ed hydro 16 l\u1ea7n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DCL2\/H2 = 71\/2 = 35,5 =&gt; Kh\u00ed clo n\u1eb7ng h\u01a1n 35,5 l\u1ea7n so v\u1edbi hydro<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DCO\/H2 = 28\/2 = 14 =&gt; B\u1ed9 n\u00f3ng CO n\u1eb7ng h\u01a1n 14 l\u1ea7n so v\u1edbi kh\u00ed hydro.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DSO2\/H2 = 64\/2 = 32 =&gt; kh\u00ed SO2 n\u1eb7ng h\u01a1n kh\u00ed hydro 32 l\u1ea7n.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">B\/ Kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00f4ng kh\u00ed l\u00e0 29. Ch\u00fang ta c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00ednh to\u00e1n:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DN2\/KK = 28\/29 ~ 0,966 =&gt; kh\u00ed nit\u01a1 nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed v\u00e0 b\u1eb1ng kho\u1ea3ng 0,966 l\u1ea7n kh\u00f4ng kh\u00ed.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DO2\/KK = 32\/29 ~ 1.103 =&gt; Kh\u00ed oxy n\u1eb7ng h\u01a1n kh\u00f4ng kh\u00ed x\u1ea5p x\u1ec9 1,103 l\u1ea7n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Dcl2\/kk = 71\/29 ~ 2,448 =&gt; kh\u00ed clo cao h\u01a1n kho\u1ea3ng 2.448 l\u1ea7n so v\u1edbi kh\u00f4ng kh\u00ed<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DCO\/KK = 28\/29 ~ 0,966 =&gt; CO kh\u00ed nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed v\u00e0 b\u1eb1ng kho\u1ea3ng 0,966 l\u1ea7n kh\u00f4ng kh\u00ed.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DSO2\/KK = 64\/29 ~ 2,207 =&gt; Kh\u00ed SO2 n\u1eb7ng g\u1ea5p 2,207 l\u1ea7n so v\u1edbi kh\u00f4ng kh\u00ed.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">B\u00e0i t\u1eadp 2:<\/p>\n<p dir=\"ltr\">T\u00ecm kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed: m\u1eadt \u0111\u1ed9 oxy l\u00e0: 1.375; 0,0625.<\/p>\n<p dir=\"ltr\"><em>\u0110\u1ec1 xu\u1ea5t:<\/em><\/p>\n<p dir=\"ltr\">G\u1ecdi kh\u1ed1i l\u01b0\u1ee3ng mol c\u1ee7a kh\u00ed \u0111\u1ec3 t\u00ecm ki\u1ebfm, t\u01b0\u01a1ng \u1ee9ng, MX v\u00e0 c\u1ee7a t\u00f4i.  <\/p>\n<p dir=\"ltr\">Ch\u00fang t\u00f4i c\u00f3:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">dx\/o2 = dx\/32 = mx\/32 = 1.375 =&gt; mx = 44<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Dy\/o2 = dy\/32 = my\/32 = 0,0625 =&gt; my = 2<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Hy v\u1ecdng r\u1eb1ng ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 t\u1ef7 l\u1ec7 kh\u00ed m\u00e0 kh\u1ec9 \u0111\u00e3 t\u00f3m t\u1eaft \u1edf tr\u00ean v\u1edbi c\u00e1c v\u00ed d\u1ee5 v\u00e0 b\u00e0i t\u1eadp th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u00fap h\u1ecdc sinh th\u00e0nh th\u1ea1o ki\u1ebfn \u200b\u200bth\u1ee9c b\u00e0i h\u1ecdc n\u00e0y. H\u00e3y \u0111\u1ecdc v\u00e0 \u0111\u1ecdc h\u1eefu \u00edch h\u01a1n, Kh\u1ec9!<\/p>\n<p>Ngu\u1ed3n: <a href=\"http:\/\/www.ckconitsha.com\/vn\/\">http:\/\/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>B\u00e0i b\u00e1o v\u1ec1 t\u1ef7 l\u1ec7 kh\u00ed \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p d\u01b0\u1edbi \u0111\u00e2y s\u1ebd gi\u00fap sinh vi\u00ean bi\u1ebft kh\u00ed nh\u1eb9 h\u01a1n bao nhi\u00eau ho\u1eb7c kh\u00ed nh\u1eb9 h\u01a1n ho\u1eb7c n\u1eb7ng h\u01a1n ho\u1eb7c nh\u1eb9 h\u01a1n kh\u00f4ng kh\u00ed khi nghi\u00ean c\u1ee9u c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t lo\u1ea1i kh\u00ed nh\u1ea5t \u0111\u1ecbnh. H\u00e3y t\u00ecm hi\u1ec3u ngay b\u00e2y gi\u1edd! T\u1ef7 l\u1ec7 kh\u00ed l\u00e0&#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-21825","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21825","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=21825"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21825\/revisions"}],"predecessor-version":[{"id":25710,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21825\/revisions\/25710"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=21825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=21825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=21825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}