\u0110\u1ec3 gi\u1ea3i \u0111\u00e1p c\u00e2u h\u1ecfi n\u00e0y tr\u01b0\u1edbc h\u1ebft xin gi\u1edbi thi\u1ec7u m\u1ed9t ch\u00fat v\u1ec1 n\u01b0\u1edbc c\u00f3 ga.<\/p>\n\n\n\n
Th\u1ef1c s\u1ef1 th\u00ec n\u01b0\u1edbc c\u00f3 ga v\u00e0 n\u01b0\u1edbc ng\u1ecdt kh\u00f4ng kh\u00e1c nhau nhi\u1ec1u l\u1eafm, ch\u1ec9 c\u00f3 \u0111i\u1ec1u l\u00e0 n\u01b0\u1edbc c\u00f3 ga c\u00f3 ch\u1ee9a nhi\u1ec1u kh\u00ed cacbon \u0111ioxit h\u01a1n m\u1ed9t ch\u00fat. Cacbon \u0111ioxit l\u00e0 ch\u1ea5t kh\u00ed t\u1ef1 ho\u00e0 l\u1eabn v\u1edbi kh\u00f4ng kh\u00ed v\u00e0 bay \u0111i kh\u1eafp n\u01a1i. Trong c\u00e1c x\u01b0\u1edfng s\u1ea3n xu\u1ea5t n\u01b0\u1edbc c\u00f3 ga, ng\u01b0\u1eddi ta d\u00f9ng c\u00e1ch t\u0103ng \u00e1p su\u1ea5t \u0111\u1ec3 c\u01b0\u1ee1ng b\u1ee9c cacbon \u0111ioxit ho\u00e0 tan nhi\u1ec1u h\u01a1n v\u00e0o n\u01b0\u1edbc. Sau khi n\u1ea1p v\u00e0o b\u00ecnh \u0111\u00f3ng k\u00edn l\u1ea1i l\u00e0 c\u00f3 \u0111\u01b0\u1ee3c n\u01b0\u1edbc c\u00f3 ga.<\/p>\n\n\n\n
Khi u\u1ed1ng n\u01b0\u1edbc c\u00f3 ga, b\u1ea1n m\u1edf n\u1eafp b\u00ecnh, \u00e1p su\u1ea5t b\u00ean ngo\u00e0i b\u00ecnh th\u1ea5p h\u01a1n, cacbon \u0111ioxit nh\u01b0 chim s\u1ed5 l\u1ed3ng, thi nhau tho\u00e1t ra ngo\u00e0i b\u1ea7u tr\u1eddi t\u1ef1 do – \u0111i v\u00e0o kh\u00f4ng kh\u00ed. V\u00ec th\u1ebf t\u1eeb n\u01b0\u1edbc s\u1ebd tho\u00e1t ra nhi\u1ec1u b\u00f3ng kh\u00ed.<\/p>\n\n\n\n
V\u00e0o m\u00f9a h\u00e8 ch\u00fang ta th\u00edch u\u1ed1ng n\u01b0\u1edbc ga \u01b0\u1edbp l\u1ea1nh. N\u01b0\u1edbc l\u1ea1nh c\u00f3 ga kh\u00f4ng ch\u1ec9 l\u00e0m m\u00e1t m\u1ebb, gi\u1ea3i nhi\u1ec7t do l\u1ea1nh m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00fd kh\u00e1c; nhi\u1ec7t \u0111\u1ed9 c\u00e0ng th\u1ea5p th\u00ec ch\u1ea5t kh\u00ed ho\u00e0 tan v\u00e0o n\u01b0\u1edbc c\u00e0ng nhi\u1ec1u. L\u1ea5y cacbon \u0111ioxit l\u00e0m v\u00ed d\u1ee5, \u1edf \u00e1p su\u1ea5t 1013 pascan (\u00e1p su\u1ea5t kh\u00ed quy\u1ec3n), \u1edf nhi\u1ec7t \u0111\u1ed9 0\u00b0C, m\u1ed9t th\u1ec3 t\u00edch n\u01b0\u1edbc ho\u00e0 tan \u0111\u01b0\u1ee3c 1,71 th\u1ec3 t\u00edch cacbon \u0111ioxit. C\u00f2n \u1edf 20\u00b0C, 1 th\u1ec3 t\u00edch n\u01b0\u1edbc ho\u00e0 tan 0,88 th\u1ec3 t\u00edch kh\u00ed cacbon \u0111ioxit, ngh\u0129a l\u00e0 ch\u1ec9 g\u1ea7n b\u1eb1ng m\u1ed9t n\u1eeda. N\u01b0\u1edbc l\u00e0m s\u1ea1ch c\u00f3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p n\u00ean cacbon \u0111ioxit ho\u00e0 tan nhi\u1ec1u, kh\u00f3 tho\u00e1t ra ngo\u00e0i, khi u\u1ed1ng n\u01b0\u1edbc ta c\u00f3 c\u1ea3m gi\u00e1c b\u00f3ng kh\u00ed tho\u00e1t ra nhi\u1ec1u.<\/p>\n\n\n\n
Khi ta u\u1ed1ng n\u01b0\u1edbc c\u00f3 ga, d\u1ea1 d\u00e0y kh\u00f4ng h\u1ec1 h\u1ea5p th\u1ee5 cacbon \u0111ioxit. Trong d\u1ea1 d\u00e0y nhi\u1ec7t \u0111\u1ed9 l\u1ea1i cao, cacbon \u0111ioxit nhanh ch\u00f3ng theo \u0111\u01b0\u1eddng mi\u1ec7ng tho\u00e1t ra ngo\u00e0i v\u00e0 nh\u1edd v\u1eady s\u1ebd mang \u0111i b\u1edbt nhi\u1ec7t l\u01b0\u1ee3ng l\u00e0m cho ng\u01b0\u1eddi ta c\u1ea3m th\u1ea5y m\u00e1t m\u1ebb. Ngo\u00e0i ra kh\u00ed cacbon \u0111ioxit c\u00f2n c\u00f3 t\u00e1c d\u1ee5ng k\u00edch th\u00edch nh\u1eb9 d\u1ea1 d\u00e0y, l\u00e0m t\u0103ng c\u01b0\u1eddng qu\u00e1 tr\u00ecnh ti\u1ebft d\u1ecbch v\u1ecb, h\u1ed7 tr\u1ee3 cho ti\u00eau ho\u00e1.<\/p>\n\n\n\n
\u0110\u1ec3 u\u1ed1ng n\u01b0\u1edbc ngon h\u01a1n v\u00e0 cung c\u1ea5p th\u00eam ch\u1ea5t dinh d\u01b0\u1ee1ng, th\u01b0\u1eddng ng\u01b0\u1eddi ta cho th\u00eam v\u00e0o n\u01b0\u1edbc c\u00f3 ga \u00edt \u0111\u01b0\u1eddng, \u00edt h\u01b0\u01a1ng li\u1ec7u nh\u01b0 h\u01b0\u01a1ng chanh, h\u01b0\u01a1ng cam l\u00e0m cho v\u1ecb n\u01b0\u1edbc \u0111\u1eadm \u0111\u00e0 h\u01a1n. Ng\u00e0y nay lo\u1ea1i th\u1ee9c u\u1ed1ng c\u00f3 n\u1ea1p th\u00eam ga r\u1ea5t phong ph\u00fa, ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u ch\u1ee7ng lo\u1ea1i: c\u00f3 lo\u1ea1i \u0111\u1ef1ng trong chai, c\u00f3 lo\u1ea1i \u0111\u00f3ng th\u00e0nh h\u1ed9p. C\u00f3 lo\u1ea1i kh\u00f4ng m\u00e0u, trong su\u1ed1t, c\u00f3 lo\u1ea1i c\u00f3 m\u00e0u n\u00e2u (nh\u01b0 cocacola), tr\u00f4ng b\u00ean ngo\u00e0i gi\u1ed1ng nh\u01b0 bia, b\u00ean trong to\u00e1t ra nhi\u1ec1u h\u01b0\u01a1ng li\u1ec7u, n\u1ea1p nhi\u1ec1u kh\u00ed cacbon \u0111ioxit.<\/p>\n\n\n\n
C\u00f3 \u0111i\u1ec1u th\u00fa v\u1ecb l\u00e0 thi\u00ean nhi\u00ean c\u0169ng ch\u1ebf t\u1ea1o “n\u01b0\u1edbc c\u00f3 ga”. B\u00ean c\u1ea1nh c\u00e1c n\u00fai l\u1eeda, c\u00f3 n\u01a1i t\u1eeb l\u00f2ng \u0111\u1ea5t, n\u01b0\u1edbc \u0111\u01b0\u1ee3c phun ra h\u00ecnh th\u00e0nh su\u1ed1i n\u01b0\u1edbc n\u00f3ng. V\u00ec \u1edf d\u01b0\u1edbi \u0111\u1ea5t c\u00f3 \u00e1p l\u1ef1c cao, khi\u1ebfn cho c\u00f3 nhi\u1ec1u ch\u1ea5t kh\u00ed nh\u01b0 hy\u0111ro sunfua, cacbon \u0111ioxit\u2026 ho\u00e0 tan nhi\u1ec1u v\u00e0o n\u01b0\u1edbc. Khi n\u01b0\u1edbc t\u1eeb d\u01b0\u1edbi \u0111\u1ea5t phun l\u00ean, c\u0169ng gi\u1ed1ng nh\u01b0 ta m\u1edf n\u1eafp b\u00ecnh kh\u00ed c\u00f3 ga th\u01b0\u1eddng tr\u00e0o nhi\u1ec1u b\u1ecdt tr\u1eafng v\u00e0 phun ra kh\u00ed.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Cacbon \u0111ioxit; N\u01b0\u1edbc c\u00f3 ga.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
\u0110\u1ec3 gi\u1ea3i \u0111\u00e1p c\u00e2u h\u1ecfi n\u00e0y tr\u01b0\u1edbc h\u1ebft xin gi\u1edbi thi\u1ec7u m\u1ed9t ch\u00fat v\u1ec1 n\u01b0\u1edbc c\u00f3 ga. Th\u1ef1c s\u1ef1 th\u00ec n\u01b0\u1edbc c\u00f3 ga v\u00e0 n\u01b0\u1edbc ng\u1ecdt kh\u00f4ng kh\u00e1c nhau nhi\u1ec1u l\u1eafm, ch\u1ec9 c\u00f3 \u0111i\u1ec1u l\u00e0 n\u01b0\u1edbc c\u00f3 ga c\u00f3 ch\u1ee9a nhi\u1ec1u kh\u00ed cacbon \u0111ioxit h\u01a1n m\u1ed9t ch\u00fat. Cacbon \u0111ioxit l\u00e0 ch\u1ea5t kh\u00ed t\u1ef1 ho\u00e0 l\u1eabn […]<\/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-8076","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\/8076","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=8076"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8076\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8076"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}