B\u1ed9t d\u1eadp l\u1eeda kh\u00f4 c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh g\u1ed3m: Natri hy\u0111ro cacbonat, b\u1ed9t th\u1ea1ch anh, b\u1ed9t tan, b\u1ed9t \u0111\u00e1 ph\u1ea5n\u2026 \u0110\u00e2y l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u d\u1eadp t\u1eaft l\u1eeda t\u1ed1t h\u01a1n lo\u1ea1i b\u1ecdt d\u1eadp l\u1eeda (d\u1ea1ng bong b\u00f3ng n\u01b0\u1edbc) l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u kh\u00f4ng d\u00f9ng \u0111\u1ec3 d\u1eadp t\u1eaft l\u1eeda c\u00e1c \u0111\u00e1m ch\u00e1y do d\u1ea7u, x\u0103ng g\u00e2y n\u00ean.<\/p>\n\n\n\n
M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft b\u1ecdt d\u1eadp l\u1eeda l\u00e0 nh\u1eefng bong b\u00f3ng n\u01b0\u1edbc ch\u1ee9a \u0111\u1ea7y kh\u00ed cacbonic. Khi b\u1ecdt d\u1eadp l\u1eeda g\u1eb7p l\u1eeda s\u1ebd v\u1ee1 ra l\u00e0m tr\u00f9m l\u00ean \u0111\u00e1m ch\u00e1y m\u1ed9t b\u1ea7u kh\u00ed cacbonic, t\u00e1ch \u0111\u00e1m ch\u00e1y kh\u1ecfi kh\u00f4ng kh\u00ed v\u00e0 do \u0111\u00f3 d\u1eadp t\u1eaft \u0111\u01b0\u1ee3c l\u1eeda. Nh\u01b0ng v\u1edbi c\u00e1c \u0111\u00e1m ch\u00e1y do x\u0103ng d\u1ea7u v\u00e0 kh\u00ed ch\u00e1y g\u00e2y ra th\u00ec do t\u1ed1c \u0111\u1ed9 lan tr\u00e0n c\u1ee7a d\u1ea7u, x\u0103ng, kh\u00ed r\u1ea5t nhanh n\u00ean b\u1ecdt d\u1eadp l\u1eeda kh\u00f4ng k\u1ecbp bao tr\u00f9m \u0111\u00e1m ch\u00e1y b\u1eb1ng b\u1ea7u kh\u00ed cacbonic.<\/p>\n\n\n\n
Qua vi\u1ec7c nghi\u00ean c\u1ee9u qu\u00e1 tr\u00ecnh ch\u00e1y, ng\u01b0\u1eddi ta t\u00ecm th\u1ea5y r\u1eb1ng khi c\u00e1c ch\u1ea5t kh\u00ed ch\u00e1y kh\u00f4ng \u0111\u01a1n gi\u1ea3n l\u00e0 qu\u00e1 tr\u00ecnh oxy ho\u00e1 c\u00e1c ch\u1ea5t nh\u01b0 b\u00ecnh th\u01b0\u1eddng. \u1ede \u0111\u00e2y l\u00e0 ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n x\u1ea3y ra gi\u1eefa c\u00e1c g\u1ed1c t\u1ef1 do, m\u1ed9t khi ph\u1ea3n \u1ee9ng \u0111\u00e3 x\u1ea3y ra th\u00ec nh\u01b0 tuy\u1ebft tan, n\u00fai l\u1edf th\u1eadm ch\u00ed g\u00e2y n\u00ean c\u00e1c v\u1ee5 n\u1ed5 l\u1edbn. H\u00e3y l\u1ea5y s\u1ef1 ch\u00e1y c\u1ee7a kh\u00ed hy\u0111ro l\u00e0m v\u00ed d\u1ee5. Kh\u00ed hy\u0111ro l\u00e0 m\u1ed9t lo\u1ea1i kh\u00ed r\u1ea5t nh\u1eb9. D\u01b0\u1edbi t\u00e1c d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao, ph\u00e2n t\u1eed hy\u0111ro d\u1ec5 d\u00e0ng t\u1ea1o th\u00e0nh c\u00e1c g\u1ed1c t\u1ef1 do do c\u00e1c nguy\u00ean t\u1eed hy\u0111ro t\u1ea1o n\u00ean, ng\u01b0\u1eddi ta g\u1ecdi \u0111\u00f3 l\u00e0 g\u1ed1c hy\u0111ro t\u1ef1 do. C\u00e1c g\u1ed1c hy\u0111ro t\u1ef1 do s\u1ebd ti\u1ebfp t\u1ee5c t\u00e1c d\u1ee5ng v\u1edbi oxy c\u1ee7a kh\u00f4ng kh\u00ed sinh ra c\u00e1c g\u1ed1c hy\u0111roxyl t\u1ef1 do (OH); c\u00e1c g\u1ed1c hy\u0111roxyl t\u1ef1 do l\u1ea1i ti\u1ebfp t\u1ee5c t\u00e1c d\u1ee5ng v\u1edbi hy\u0111ro \u0111\u1ec3 t\u1ea1o ra c\u00e1c g\u1ed1c hy\u0111roxyl t\u1ef1 do m\u1edbi v\u00e0 c\u00e1c g\u1ed1c hy\u0111roxyl l\u1ea1i ti\u1ebfp t\u1ee5c c\u00e1c ph\u1ea3n \u1ee9ng nh\u01b0 tr\u00ean\u2026 Qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng tr\u00ean l\u1ea1i ti\u1ebfp t\u1ee5c di\u1ec5n ra v\u00e0 ngo\u00e0i vi\u1ec7c t\u1ea1o c\u00e1c ph\u00e2n t\u1eed n\u01b0\u1edbc l\u1ea1i ti\u1ebfp t\u1ee5c t\u1ea1o c\u00e0ng nhi\u1ec1u c\u00e1c g\u1ed1c t\u1ef1 do. Do \u0111\u00f3 khi qu\u00e1 tr\u00ecnh ch\u00e1y \u0111\u00e3 b\u1eaft \u0111\u1ea7u th\u00ec c\u0169ng gi\u1ed1ng nh\u01b0 vi\u1ec7c t\u1ea1o ra c\u00e1c qu\u1ea3 c\u1ea7u b\u1eb1ng tuy\u1ebft, qu\u1ea3 c\u1ea7u s\u1ebd ng\u00e0y c\u00e0ng l\u1edbn v\u00e0 l\u00e0m ch\u00e1y h\u1ebft to\u00e0n b\u1ed9 kh\u00ed hy\u0111ro. Ng\u00e0y nay ng\u01b0\u1eddi ta bi\u1ebft r\u1eb1ng ngo\u00e0i d\u1ea7u, kh\u00ed, th\u00ec s\u1ef1 ch\u00e1y c\u1ee7a gi\u1ea5y, g\u1ed7, s\u1ee3i, ch\u1ea5t d\u1ebbo, cao su\u2026 \u0111\u1ec1u x\u1ea3y ra theo ki\u1ec3u ph\u1ea3n \u1ee9ng c\u1ee7a g\u1ed1c t\u1ef1 do. Ch\u1ea5t d\u1eadp l\u1eeda ph\u1ea3i c\u00f3 n\u0103ng l\u1ef1c “b\u1eaft nhanh” c\u00e1c g\u1ed1c t\u1ef1 do, c\u00f4 l\u1eadp ch\u00fang, gi\u1ea3m n\u0103ng l\u01b0\u1ee3ng c\u1ee7a g\u1ed1c t\u1ef1 do.<\/p>\n\n\n\n
T\u1eeb c\u00e1c l\u00fd lu\u1eadn n\u00eau tr\u00ean, ch\u00fang ta c\u00f3 th\u1ec3 v\u1ea1ch ra b\u00ed quy\u1ebft d\u1eadp l\u1eeda c\u1ee7a c\u00e1c lo\u1ea1i b\u1ed9t d\u1eadp l\u1eeda kh\u00f4. Khi b\u1ed9t d\u1eadp l\u1eeda kh\u00f4 g\u1eb7p l\u1eeda, b\u1ed9t natri hy\u0111rocacbonat nhanh ch\u00f3ng b\u1ecb ph\u00e2n gi\u1ea3i t\u1ea1o ra cacbon \u0111ioxit v\u00e0 b\u1ed9t natri cacbonat b\u1ec1n. \u0110\u00e2y l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh thu nhi\u1ec7t n\u00ean s\u1ebd l\u00e0m gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a \u0111\u00e1m ch\u00e1y. \u0110\u1ed3ng th\u1eddi c\u00e1c h\u1ea1t r\u1eafn natri cacbonat b\u1ec1n \u0111\u01b0\u1ee3c t\u1ea1o ra s\u1ebd va ch\u1ea1m v\u1edbi c\u00e1c g\u1ed1c t\u1ef1 do, n\u0103ng l\u01b0\u1ee3ng c\u1ee7a c\u00e1c g\u1ed1c t\u1ef1 do s\u1ebd b\u1ecb c\u00e1c h\u1ea1t ch\u1ea5t r\u1eafn b\u1ec1n (b\u1ed9t natri cacbonat) h\u1ea5p th\u1ee5, k\u1ebft qu\u1ea3 l\u00e0 c\u00e1c g\u1ed1c t\u1ef1 do s\u1ebd bi\u1ebfn th\u00e0nh c\u00e1c ph\u00e2n t\u1eed b\u1ec1n, do \u0111\u00f3 \u0111\u00e1m ch\u00e1y d\u1eef d\u1ed9i s\u1ebd d\u1ea7n d\u1ea7n b\u1ecb d\u1eadp t\u1eaft. C\u00e1c h\u1ea1t ch\u1ea5t r\u1eafn b\u1ec1n s\u1ebd nh\u01b0 c\u00e1c “d\u0169ng s\u0129” b\u1eaft l\u1ea5y c\u00e1c g\u1ed1c t\u1ef1 do, ng\u0103n c\u1ea3n ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n v\u1ed1n nh\u01b0 tuy\u1ebft tan, n\u00fai l\u1edf v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 d\u1eadp t\u1eaft l\u1eeda.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
B\u1ed9t d\u1eadp l\u1eeda kh\u00f4 c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh g\u1ed3m: Natri hy\u0111ro cacbonat, b\u1ed9t th\u1ea1ch anh, b\u1ed9t tan, b\u1ed9t \u0111\u00e1 ph\u1ea5n\u2026 \u0110\u00e2y l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u d\u1eadp t\u1eaft l\u1eeda t\u1ed1t h\u01a1n lo\u1ea1i b\u1ecdt d\u1eadp l\u1eeda (d\u1ea1ng bong b\u00f3ng n\u01b0\u1edbc) l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u kh\u00f4ng d\u00f9ng \u0111\u1ec3 d\u1eadp t\u1eaft l\u1eeda c\u00e1c \u0111\u00e1m ch\u00e1y do d\u1ea7u, x\u0103ng g\u00e2y […]<\/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":[8,15],"tags":[],"class_list":["post-7799","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7799","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=7799"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7799\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7799"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7799"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7799"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}