{"id":774,"date":"2021-10-07T23:27:12","date_gmt":"2021-10-07T23:27:12","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=774"},"modified":"2021-10-14T22:11:40","modified_gmt":"2021-10-14T15:11:40","slug":"chuyen-doi-giua-khoi-luong-the-tich-va-chat-luong-hoa-8","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/chuyen-doi-giua-khoi-luong-the-tich-va-chat-luong-hoa-8\/","title":{"rendered":"Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng, th\u1ec3 t\u00edch v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng H\u00f3a 8"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft sau tr\u00ecnh c\u00e1c n\u1ed9i dung c\u1ee7a m\u00f4n H\u00f3a H\u1ecdc: chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t, c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t, b\u00e0i t\u1eadp chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t H\u00f3a 8. Vietlearn s\u1ebd h\u1ec7 th\u1ed1ng l\u1ea1i ki\u1ebfn th\u1ee9c v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n l\u00e0m b\u00e0i t\u1eadp chi ti\u1ebft. Hi v\u1ecdng r\u1eb1ng, t\u00e0i li\u1ec7u n\u00e0y s\u1ebd h\u1eefu \u00edch cho c\u00e1c b\u1ea1n trong qu\u00e1 tr\u00ecnh <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">h\u1ecdc t\u1eadp<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t trong H\u00f3a l\u1edbp 8 l\u00e0 b\u00e0i h\u1ecdc quan tr\u1ecdng. Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i th\u00f4ng qua c\u00e1c c\u00f4ng th\u1ee9c v\u00e0 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong t\u00ednh to\u00e1n, gi\u1ea3i c\u00e1c b\u00e0i t\u1eadp do v\u1eady b\u1ea1n c\u1ea7n ph\u1ea3i thu\u1ed9c l\u00f2ng ch\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">G\u1ecdi m l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t ( t\u00ednh b\u1eb1ng \u0111\u01a1n v\u1ecb gam), n l\u00e0 l\u01b0\u1ee3ng ch\u1ea5t (hay s\u1ed1 mol) c\u1ee7a m\u1ed9t ch\u1ea5t, M l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng mol ch\u1ea5t (\u0111\u01a1n v\u1ecb t\u00ednh gam\/mol), ta c\u00f3 c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">m = n x M (gam)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb c\u00f4ng th\u1ee9c tr\u00ean, ta c\u00f3 c\u00f4ng th\u1ee9c li\u00ean quan sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u0110\u0103ng ky\u0301 ho\u0323c th\u01b0\u0309 mi\u00ea\u0303n phi\u0301 m\u00f4n Ho\u0301a ho\u0323c t\u01b0\u0300 l\u01a1\u0301p 8 \u0111\u00ea\u0301n l\u01a1\u0301p 12<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 minh h\u1ecda<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a 0,5 mol CO2, bi\u1ebft r\u1eb1ng kh\u1ed1i l\u01b0\u1ee3ng mol CO2 l\u00e0 44 g\/mol.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a 0,5 mol CO2 l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mCO2 = 0,5 x 44 = 22 gam<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1 mol ph\u00e2n t\u1eed kh\u00ed CO2 c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 44 gam<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; 0,5 mol ph\u00e2n t\u1eed kh\u00ed CO2 c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng a gam<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; a = 0,5 x 44 = 22 gam hay mCO2 = 22 gam<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ebft lu\u1eadn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t (m) khi \u0111\u00e3 bi\u1ebft s\u1ed1 mol ch\u1ea5t (n), \u0111\u1ea7u ti\u00ean ta t\u00ecm kh\u1ed1i l\u01b0\u1ee3ng mol (M) ch\u1ea5t \u0111\u00f3, ti\u1ebfp theo \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c t\u00ednh: m = n x M (gam)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm s\u1ed1 mol ch\u1ea5t (n) khi \u0111\u00e3 bi\u1ebft kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t (m), ta ti\u1ebfn h\u00e0nh t\u00ecm kh\u1ed1i l\u01b0\u1ee3ng mol (M), ti\u1ebfp theo \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm kh\u1ed1i l\u01b0\u1ee3ng mol (M), khi \u0111\u00e3 bi\u1ebft s\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng (m) v\u00e0 mol (n), ta \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa th\u1ec3 t\u00edch ch\u1ea5t kh\u00ed v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t (s\u1ed1 mol)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng th\u1ee9c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">G\u1ecdi V l\u00e0 th\u1ec3 t\u00edch mol ch\u1ea5t kh\u00ed, n l\u00e0 l\u01b0\u1ee3ng (s\u1ed1 mol) ch\u1ea5t kh\u00ed \u0111\u00f3, trong \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n ( nhi\u1ec7t \u0111\u1ed9: 0 \u0111\u1ed9 C, \u00e1p su\u1ea5t: 1 atm), ta c\u00f3 c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V = n x 22,4 (l\u00edt)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb c\u00f4ng th\u1ee9c tr\u00ean, ta c\u00f3 c\u00f4ng th\u1ee9c li\u00ean quan:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa th\u1ec3 t\u00edch ch\u1ea5t kh\u00ed v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t (s\u1ed1 mol)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 minh h\u1ecda<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n, 0,5 mol kh\u00ed CO2 c\u00f3 th\u1ec3 t\u00edch l\u00e0 bao nhi\u00eau?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n, 1 mol kh\u00ed chi\u1ebfm 22,4 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">=&gt; \u1ede \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n 0,5 mol kh\u00ed chi\u1ebfm : 0,5 x 22,4 = 11,25 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ebft lu\u1eadn<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm s\u1ed1 mol ch\u1ea5t kh\u00ed ta \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ecm th\u1ec3 t\u00edch ch\u1ea5t kh\u00ed ta \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c: V = n x 22,4 (l\u00edt)<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>B\u00e2\u0323t mi\u0301 ca\u0301ch \u0111a\u0301nh bay n\u00f4\u0303i s\u01a1\u0323 m\u00f4n Ho\u0301a ho\u0323c \u2013 Vietlearn<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t H\u00f3a 8<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Qua hai ph\u1ea7n l\u00fd thuy\u1ebft n\u00eau tr\u00ean, b\u1ea1n c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c n\u1ed9i dung sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\/ Bi\u1ebft c\u00e1ch chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\/ Bi\u1ebft x\u00e1c \u0111\u1ecbnh kh\u1ed1i l\u01b0\u1ee3ng, th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t khi bi\u1ebft th\u00f4ng tin hai \u0111\u1ea1i l\u01b0\u1ee3ng c\u00f2n l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t H\u00f3a 8 \u0111\u01b0\u1ee3c gi\u1ea3i b\u1eb1ng c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t \u0111\u00e3 n\u00eau tr\u00ean. Sau \u0111\u00e2y l\u00e0 b\u00e0i t\u1eadp \u00e1p d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp 1: H\u00e3y t\u00ednh<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a) S\u1ed1 mol c\u1ee7a: 11,2g Fe; 32g Cu; 8,1g Al<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b) Th\u1ec3 t\u00edch kh\u00ed ( trong \u0111ktc) c\u1ee7a: 1,5 mol H2; 0,2 mol CO2; 2 mol N2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c) Th\u1ec3 t\u00edch v\u00e0 s\u1ed1 mol c\u1ee7a h\u1ed7n h\u1ee3p kh\u00ed (\u1edf \u0111ktc) g\u1ed3m: 0,88g CO2; 0,06g H2; 1,12g N2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a) S\u1ed1 mol c\u1ee7a c\u00e1c ch\u1ea5t t\u01b0\u01a1ng \u1ee9ng nh\u01b0 sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nFe = 11,2\/56 = 0,2 mol<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nCu = 32\/64 = 0,5 mol<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nAl = 8,1\/27 = 0,3 mol<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b) Th\u1ec3 t\u00edch kh\u00ed \u1edf \u0111ktc:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VH2 = 22,4 x 1,5 = 33,6 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VCO2 = 22,4 x 0,2 = 4,48 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VN2= 22,4 x 2 = 44,8 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c) Th\u1ec3 t\u00edch v\u00e0 s\u1ed1 mol c\u1ee7a h\u1ed7n h\u1ee3p:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nCO2 = 0,88\/44 = 0,02 mol;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">vCO2 = 22,4 x 0,02 = 0,448 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nH2 = 0,06\/2 = 0,03 mol;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VH2 = 22,4 x 0,03 = 0,672 l\u00edt;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nN2 = 1,12\/28 = 0,04 mol;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VN2 = 22,4 x 0,04 = 0,896 l\u00edt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady s\u1ed1 mol h\u1ed7n h\u1ee3p l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nhh = 0,02 + 0,03 + 0,04 = 0,09 (mol)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ec3 t\u00edch h\u1ed7n h\u1ee3p l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vhh = 0,448 + 0,672 + 0,896 = 2,016 (l\u00edt)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ho\u1eb7c Vhh = 0,09 . 22,4 = 2,016 (l\u00edt)<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Tham kha\u0309o: \u01af\u0301ng du\u0323ng ho\u0323c tr\u01b0\u0323c tuy\u00ea\u0301n ha\u0300ng \u0111\u00e2\u0300u Vi\u00ea\u0323t Nam \u2013 Vietlearn<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp 2: H\u00e3y t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng (m) c\u1ee7a nh\u1eefng l\u01b0\u1ee3ng ch\u1ea5t sau:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a) 0,25 mol nguy\u00ean t\u1eed N; 0,31 mol nguy\u00ean t\u1eed Cl; 5 mol nguy\u00ean t\u1eed O.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b) 0,4 mol ph\u00e2n t\u1eed N2; 0,5 mol ph\u00e2n t\u1eed Cl2; 4 mol ph\u00e2n t\u1eed O2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c) 0,2 mol Fe; 2,5 mol Cu; 0,4 mol H2SO4; 0,6 mol CuSO4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">a) Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a nguy\u00ean t\u1eed N,Cl, O t\u01b0\u01a1ng \u1ee9ng l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mN = 0,25 x 14 = 3,5 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mCl = 0,31 x 35,5 = 11,005 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mO = 5 x 16 = 80 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">b) Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ph\u00e2n t\u1eed N2,Cl2, O2 t\u01b0\u01a1ng \u1ee9ng l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mN2= 28 x 0,4 = 11,2 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mCl2= 71 x 0,5 = 35,5 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mO2 = 32 x 4 = 128 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">c) Kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a nguy\u00ean t\u1eed Fe,Cu, h\u1ee3p ch\u1ea5t H2SO4 v\u00e0 CuSO4 t\u01b0\u01a1ng \u1ee9ng l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mFe= 56 x 0,2 = 11,2 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mCu= 64 x 2,5 = 160 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mH2SO4 = (2 + 32 + 64) x 0,4 = 39,2 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mCuSO4 = (64 + 32 + 64) x 0,6 = 96 g<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i t\u1eadp 3: Cho 200g kh\u00ed oxi v\u00e0 187g kh\u00ed cacbondioxit, c\u1ea3 2 kh\u00ed \u0111\u1ec1u \u1edf \u0111i\u1ec1u ki\u1ec7n th\u01b0\u1eddng 1 atm v\u00e0 20oC. Bi\u1ebft r\u1eb1ng th\u1ec3 t\u00edch mol kh\u00ed l\u00e0 24 l\u00edt . N\u1ebfu tr\u1ed9n kh\u1ed1i l\u01b0\u1ee3ng 2 kh\u00ed tr\u00ean v\u1edbi nhau (trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u00f3 ph\u1ea3n \u1ee9ng x\u1ea3y ra), h\u1ecfi th\u1ec3 t\u00edch h\u1ed7n h\u1ee3p kh\u00ed thu \u0111\u01b0\u1ee3c l\u00e0 bao nhi\u00eau?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ta c\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nO2 = 200\/32 = 6,25 mol<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nCO2 = 187\/44 = 4,25 mol<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ec3 t\u00edch c\u1ee7a h\u1ed7n h\u1ee3p kh\u00ed:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vhh = 24 x (nO2 + nCO2) = 24 x (6,25 + 4,25) = 252 l\u00edt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft tr\u00ean \u0111\u00e2y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n \u0111\u1ecdc nh\u1eefng <a href=\"https:\/\/www.vietlearn.org\" data-internallinksmanager029f6b8e52c=\"2\" title=\"Vietlearn\" rel=\"nofollow\">ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n<\/a> v\u1ec1 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t c\u00f9ng c\u00e1c d\u1ea1ng b\u00e0i t\u1eadp t\u1ed5ng h\u1ee3p. Hy v\u1ecdng b\u00e0i vi\u1ebft s\u1ebd gi\u00fap \u00edch cho b\u1ea1n<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Ghi ch\u00fa: T\u00e0i li\u1ec7u tr\u00edch d\u1eabn B\u00e0i vi\u1ebft sau tr\u00ecnh c\u00e1c n\u1ed9i dung c\u1ee7a m\u00f4n H\u00f3a H\u1ecdc: chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t, c\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t, b\u00e0i t\u1eadp chuy\u1ec3n \u0111\u1ed5i gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t H\u00f3a 8. Vietlearn s\u1ebd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,4],"tags":[],"class_list":["post-774","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-trung-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=774"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/774\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=774"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}