T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 9 – Arkady Leokum<\/p>\n\n\n\n
Ch\u1ea5t t\u1ea9y l\u00e0 m\u1ed9t ch\u1ea5t l\u00e0m s\u1ea1ch qu\u1ea7n \u00e1o. Nh\u01b0 th\u1ebf th\u00ec x\u00e0 ph\u00f2ng c\u0169ng l\u00e0 m\u1ed9t lo\u1ea1i ch\u1ea5t t\u1ea9y. Nh\u01b0ng khi ch\u00fang ta n\u00f3i \u201cx\u00e0 ph\u00f2ng\u201d t\u1ee9c l\u00e0 mu\u1ed1n n\u00f3i \u0111\u1ebfn m\u1ed9t lo\u1ea1i ch\u1ea5t t\u1ea9y l\u00e0m b\u1eb1ng nguy\u00ean li\u1ec7u thi\u00ean nhi\u00ean. V\u00e0 khi ch\u00fang ta n\u00f3i \u201cch\u1ea5t t\u1ea9y\u201d l\u00e0 c\u00f3 \u00fd n\u00f3i th\u1ee9 ch\u1ea5t t\u1ea9y l\u00e0m b\u1eb1ng nguy\u00ean li\u1ec7u t\u1ed5ng h\u1ee3p.<\/p>\n\n\n\n
Ch\u1ea5t t\u1ea9y t\u1ed5ng h\u1ee3p do c\u00e1c th\u00e0nh ph\u1ea7n h\u00f3a ch\u1ea5t tr\u1ed9n l\u1ea1i v\u1edbi nhau theo nh\u1eefng qui tr\u00ecnh ph\u1ee9c t\u1ea1p. Ph\u00f3 s\u1ea3n c\u1ee7a d\u1ea7u h\u1ecfa acid b\u00e9o v\u00e0 nh\u1eefng v\u1eadt li\u1ec7u kh\u00e1c c\u00f9ng k\u1ebft h\u1ee3p theo nh\u1eefng c\u00f4ng th\u1ee9c ph\u1ee9c t\u1ea1p c\u1ee7a t\u1eebng ch\u1ea5t t\u1ea9y. Ch\u1ea5t t\u1ea9y \u0111\u01b0\u1ee3c ch\u1ebf bi\u1ebfn trong nh\u1eefng nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t v\u1edbi trang thi\u1ebft b\u1ecb \u0111\u1eb7c bi\u1ec7t. Th\u00e0nh ph\u1ea7n ch\u1ea5t t\u1ea9y d\u00f9ng \u0111\u1ec3 t\u1ea9y r\u1eeda th\u1eadt s\u1ef1 g\u1ecdi l\u00e0 ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb nhi\u1ec1u th\u00e0nh ph\u1ea7n nguy\u00ean li\u1ec7u kh\u00e1c nhau. g\u1ed3m c\u00f3 ph\u00f3 s\u1ea3n c\u1ee7a d\u1ea7u, acid b\u00e9o, d\u1ea7u th\u1ef1c v\u1eadt, nh\u1eefng qui tr\u00ecnh h\u00f3a h\u1ecdc tham gia v\u00e0o vi\u1ec7c ch\u1ebf bi\u1ebfn h\u1ebft s\u1ee9c ph\u1ee9c t\u1ea1p. V\u00ed d\u1ee5, m\u1ee1 \u0111\u1ed9ng v\u1eadt ph\u1ea3i \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m v\u1edbi m\u1ed9t s\u1ed1 h\u00f3a ch\u1ea5t kh\u00e1c nhau – c\u1ed3n, kh\u00ed hydro, acid sulfuric, ch\u1ea5t ki\u1ec1m – \u0111\u1ec3 ch\u1ebf ra ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n
Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t ph\u1ea3i \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi ch\u1ea5t ph\u1ee5 gia v\u00e0 v\u1edbi nh\u1eefng h\u00f3a ch\u1ea5t kh\u00e1c nh\u1eb1m gi\u00fap t\u1ea9y s\u1ea1ch to\u00e0n b\u1ed9 c\u00e1c v\u1ebft b\u1ea9n v\u00e0 gi\u1eef cho ch\u1ea5t b\u1ea9n kh\u1ecfi b\u00e1m l\u1ea1i tr\u00ean v\u1eadt \u0111\u00e3 t\u1ea9y s\u1ea1ch.<\/p>\n\n\n\n
Thu\u1ed1c t\u1ea9y \u0111\u1eb7c bi\u1ec7t, ch\u1ea5t m\u00e0u, ch\u1ea5t \u1ed5n \u0111\u1ecbnh, ch\u1ea5t t\u1ea1o b\u1ecdt c\u0169ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o.<\/p>\n\n\n\n
Ch\u1ea5t t\u1ea9y t\u1ed5ng h\u1ee3p ph\u1ed5 bi\u1ebfn l\u00e0 do ch\u00fang cho ra b\u1ecdt \u1edf b\u1ea5t k\u1ef3 lo\u1ea1i n\u01b0\u1edbc n\u00e0o, c\u1ee9ng hay m\u1ec1m, n\u00f3ng hay l\u1ea1nh.<\/p>\n\n\n\n
Ng\u00e0y nay h\u1ea7u h\u1ebft c\u00e1c s\u1ea3n ph\u1ea9m r\u1eeda b\u00e1t d\u0129a hay gi\u1eb7t qu\u1ea7n \u00e1o \u0111\u1ec1u g\u00f3i trong bao nh\u1ef1a, ng\u01b0\u1eddi ta g\u1ecdi chung l\u00e0 ch\u1ea5t t\u1ea9y r\u1eeda. C\u00f2n x\u00e0 ph\u00f2ng l\u00e0 lo\u1ea1i ph\u1ed5 th\u00f4ng nh\u1ea5t \u0111\u1ec3 l\u00e0m v\u1ec7 sinh c\u00e1 nh\u00e2n.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 9 – Arkady Leokum Ch\u1ea5t t\u1ea9y l\u00e0 m\u1ed9t ch\u1ea5t l\u00e0m s\u1ea1ch qu\u1ea7n \u00e1o. Nh\u01b0 th\u1ebf th\u00ec x\u00e0 ph\u00f2ng c\u0169ng l\u00e0 m\u1ed9t lo\u1ea1i ch\u1ea5t t\u1ea9y. Nh\u01b0ng khi ch\u00fang ta n\u00f3i \u201cx\u00e0 ph\u00f2ng\u201d t\u1ee9c l\u00e0 mu\u1ed1n n\u00f3i \u0111\u1ebfn m\u1ed9t lo\u1ea1i ch\u1ea5t t\u1ea9y l\u00e0m b\u1eb1ng nguy\u00ean […]<\/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":[15],"tags":[],"class_list":["post-15507","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15507","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=15507"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15507\/revisions"}],"predecessor-version":[{"id":15508,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15507\/revisions\/15508"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}