C\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng sau khi n\u1ebfn ch\u00e1y s\u1ebd m\u1ea5t ti\u00eau, ch\u1eb3ng c\u00f2n l\u1ea1i g\u00ec. V\u1eady c\u00f3 th\u1ef1c l\u00e0 n\u1ebfn ch\u00e1y h\u1ebft s\u1ea1ch kh\u00f4ng?<\/p>\n\n\n\n
B\u1ea1n h\u00e3y chu\u1ea9n b\u1ecb c\u00e1c c\u1ed1c thu\u1ef7 tinh, m\u1ed9t c\u00e2y n\u1ebfn v\u00e0 n\u01b0\u1edbc v\u00f4i trong. N\u01b0\u1edbc v\u00f4i trong \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb nh\u01b0 sau: L\u1ea5y m\u1ed9t c\u1ee5c v\u00f4i s\u1ed1ng cho v\u00e0o c\u1ed1c n\u01b0\u1edbc \u0111\u1ec3 v\u00f4i ho\u00e0 tan, sau \u0111\u00f3 \u0111\u1ec3 y\u00ean, g\u1ea1n l\u1ea5y ph\u1ea7n n\u01b0\u1edbc trong. \u0110\u00f3 ch\u00ednh l\u00e0 n\u01b0\u1edbc v\u00f4i trong.<\/p>\n\n\n\n
B\u00e2y gi\u1edd b\u1ea1n ch\u00e2m l\u1eeda \u0111\u1ed1t n\u1ebfn. C\u1ea7m c\u1ed1c thu\u1ef7 tinh ch\u1ee5p l\u00ean ng\u1ecdn n\u1ebfn. L\u1eadp t\u1ee9c b\u00ean trong c\u1ed1c xu\u1ea5t hi\u1ec7n \u0111\u00e1m m\u00f9 v\u00e0 tr\u00ean th\u00e0nh c\u1ed1c s\u1ebd xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1edbp gi\u1ecdt n\u01b0\u1edbc.<\/p>\n\n\n\n
V\u1eady \u0111\u00e1m gi\u1ecdt n\u01b0\u1edbc do \u0111\u00e2u m\u00e0 c\u00f3? \u0110\u01b0\u01a1ng nhi\u00ean l\u00e0 t\u1eeb ng\u1ecdn l\u1eeda n\u1ebfn m\u00e0 c\u00f3. B\u1ea1n l\u1ea1i l\u1ea5y m\u1ed9t c\u1ed1c thu\u1ef7 tinh s\u1ea1ch, \u0111\u1ed5 n\u01b0\u1edbc v\u00f4i trong v\u00e0o c\u1ed1c. Tr\u00e1ng c\u1ed1c b\u1eb1ng n\u01b0\u1edbc v\u00f4i trong r\u1ed3i \u0111\u1ed5 \u0111i. B\u1ea1n l\u1ea1i \u0111em c\u1ed1c thu\u1ef7 tinh n\u00e0y ch\u1ee5p l\u00ean ng\u1ecdn n\u1ebfn \u0111ang ch\u00e1y. M\u1ed9t l\u00fac sau b\u1ea1n s\u1ebd th\u1ea5y n\u01b0\u1edbc v\u00f4i trong c\u00f2n b\u00e1m l\u1ea1i tr\u00ean th\u00e0nh c\u1ed1c b\u1ecb \u0111\u1ee5c, gi\u1ed1ng nh\u01b0 b\u1ea1n \u0111\u00e3 d\u00f9ng c\u00e1i c\u1ed1c \u0111\u1ec3 u\u1ed1ng s\u1eefa v\u1eady.<\/p>\n\n\n\n
V\u00ec sao n\u01b0\u1edbc v\u00f4i trong tr\u00ean th\u00e0nh c\u1ed1c l\u1ea1i b\u1ecb \u0111\u1ee5c? V\u00ec b\u1ea5y gi\u1edd trong c\u1ed1c c\u00f3 kh\u00ed cacbon \u0111ioxit. N\u01b0\u1edbc v\u00f4i trong g\u1eb7p cacbon \u0111ioxit s\u1ebd x\u1ea3y ra ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc t\u1ea1o th\u00e0nh canxi cacbonat.<\/p>\n\n\n\n
Nh\u01b0 v\u1eady sau khi \u0111\u1ed1t n\u1ebfn, n\u1ebfn kh\u00f4ng h\u1ec1 “ch\u00e1y s\u1ea1ch” kh\u00f4ng c\u00f2n g\u00ec, m\u00e0 ch\u1ec9 l\u00e0 t\u1ea1o n\u00ean hai lo\u1ea1i h\u1ee3p ch\u1ea5t kh\u00e1c: N\u01b0\u1edbc v\u00e0 cacbon \u0111ioxit.<\/p>\n\n\n\n
C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 nghi\u00ean c\u1ee9u t\u1ec9 m\u1ec9 qu\u00e1 tr\u00ecnh ch\u00e1y c\u1ee7a ng\u1ecdn n\u1ebfn v\u00e0 t\u00ecm th\u1ea5y: Sau khi n\u1ebfn ch\u00e1y t\u1ea1o th\u00e0nh n\u01b0\u1edbc v\u00e0 cacbon \u0111ioxit m\u1ed9t l\u01b0\u1ee3ng b\u1eb1ng t\u1ed5ng l\u01b0\u1ee3ng n\u1ebfn v\u00e0 l\u01b0\u1ee3ng oxy trong kh\u00f4ng kh\u00ed ti\u00eau hao. Do \u0111\u00f3 ta c\u00f3 th\u1ec3 n\u00f3i nh\u1eefng ch\u1ea5t t\u1ea1o n\u00ean ng\u1ecdn n\u1ebfn kh\u00f4ng m\u1ea5t \u0111i m\u00e0 ch\u1ec9 bi\u1ebfn th\u00e0nh ch\u1ea5t kh\u00e1c m\u00e0 th\u00f4i.<\/p>\n\n\n\n
Kh\u00f4ng ch\u1ec9 c\u00f3 n\u1ebfn m\u00e0 c\u00e1c ch\u1ea5t ch\u00e1y kh\u00e1c nh\u01b0 c\u1ee7i, than \u0111\u00e1, kh\u00ed ch\u00e1y c\u0169ng nh\u01b0 v\u1eady. Khi \u0111\u1ed1t ch\u00e1y than c\u1ee7i trong l\u00f2, \u1edf than c\u1ee7i c\u0169ng x\u1ea3y ra c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc, bi\u1ebfn th\u00e0nh cacbon \u0111ioxit, n\u01b0\u1edbc v\u00e0 tro. N\u01b0\u1edbc t\u1ea1o th\u00e0nh s\u1ebd bi\u1ebfn th\u00e0nh h\u01a1i v\u00e0 bay \u0111i, cacbon \u0111ioxit c\u0169ng bay t\u1ea3n v\u00e0o kh\u00f4ng kh\u00ed, ch\u1ec9 c\u00f2n l\u1ea1i tro.<\/p>\n\n\n\n
M\u1ecdi v\u1eadt ch\u1ea5t tr\u00ean th\u1ebf gi\u1edbi \u0111\u1ec1u nh\u01b0 v\u1eady. Khi \u1edf v\u1eadt ch\u1ea5t x\u1ea3y ra ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc, ch\u1ea5t c\u0169 s\u1ebd kh\u00f4ng c\u00f2n nh\u01b0ng ch\u00fang l\u1ea1i t\u1ea1o th\u00e0nh c\u00e1c ch\u1ea5t kh\u00e1c. V\u1eadt ch\u1ea5t thay \u0111i, \u0111\u1ed5i l\u1ea1i, bi\u1ebfn ho\u00e1 v\u00f4 c\u00f9ng, nh\u01b0ng tr\u01b0\u1edbc sau t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ch\u00fang ph\u1ea3i b\u1eb1ng nhau. \u0110\u00f3 l\u00e0 m\u1ed9t quy lu\u1eadt c\u01a1 b\u1ea3n c\u1ee7a t\u1ef1 nhi\u00ean, \u0111\u00f3 l\u00e0 quy lu\u1eadt v\u1eadt ch\u1ea5t b\u1ea5t di\u1ec7t.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: S\u1ef1 ch\u00e1y; N\u1ebfn; Quy lu\u1eadt v\u1eadt ch\u1ea5t b\u1ea5t di\u1ec7t.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
C\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng sau khi n\u1ebfn ch\u00e1y s\u1ebd m\u1ea5t ti\u00eau, ch\u1eb3ng c\u00f2n l\u1ea1i g\u00ec. V\u1eady c\u00f3 th\u1ef1c l\u00e0 n\u1ebfn ch\u00e1y h\u1ebft s\u1ea1ch kh\u00f4ng? B\u1ea1n h\u00e3y chu\u1ea9n b\u1ecb c\u00e1c c\u1ed1c thu\u1ef7 tinh, m\u1ed9t c\u00e2y n\u1ebfn v\u00e0 n\u01b0\u1edbc v\u00f4i trong. N\u01b0\u1edbc v\u00f4i trong \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb nh\u01b0 sau: L\u1ea5y m\u1ed9t c\u1ee5c v\u00f4i s\u1ed1ng cho v\u00e0o c\u1ed1c […]<\/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-7980","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\/7980","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=7980"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7980\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7980"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7980"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7980"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}