T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 – Arkady Leokum<\/p>\n\n\n\n
Acid \u0111\u00e1ng s\u1ee3 nh\u1ea5t th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m l\u00e0 hydrofluoric acid (HF), d\u00f9ng \u0111\u1ec3 l\u00e0m s\u1ea1ch kim lo\u1ea1i. M\u1ed9t ch\u1ea5t l\u1ecfng kh\u00f4ng m\u00e0u, m\u1edd gi\u1ed1ng kh\u00f3i, HF c\u00f3 t\u00ednh \u0103n m\u00f2n kh\u1ee7ng khi\u1ebfp, nh\u01b0 nhi\u1ec1u c\u00e2u chuy\u1ec7n kinh d\u1ecb \u0111\u00e3 ch\u1ee9ng th\u1ef1c.<\/p>\n\n\n\n
M\u1ed9t k\u1ef9 thu\u1eadt vi\u00ean trong m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m t\u00ecnh c\u1edd \u0111\u00e3 l\u00e0m tr\u00e0n m\u1ed9t ly \u0111\u1ea7y HF l\u00ean \u0111\u00f9i m\u00ecnh; d\u00f9 \u0111\u00e3 nh\u00fang m\u00ecnh ngay l\u1eadp t\u1ee9c v\u00e0o n\u01b0\u1edbc v\u00e0 \u0111\u01b0\u1ee3c chuy\u1ec3n g\u1ea5p \u0111\u1ebfn b\u1ec7nh vi\u1ec7n, anh v\u1eabn b\u1ecb m\u1ea5t c\u00e1i ch\u00e2n \u0111\u00f3. Ngay c\u1ea3 sau \u0111\u00f3, ph\u1ea3n \u1ee9ng gi\u1eefa HF v\u00e0 calcium trong x\u01b0\u01a1ng c\u1ee7a anh v\u1eabn kh\u00f4ng d\u1eebng l\u1ea1i v\u00e0 anh \u0111\u00e3 ch\u1ebft sau 15 ng\u00e0y \u0111au \u0111\u1edbn. M\u1ed9t \u0111i\u1ec1u l\u1ea1 l\u00e0, b\u1ea5t k\u1ec3 t\u00ednh ho\u1ea1t \u0111\u1ed9ng c\u1ef1c m\u1ea1nh c\u1ee7a n\u00f3 tr\u00ean kim lo\u1ea1i v\u00e0 m\u00f4 s\u1ed1ng, HF c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ee9a trong c\u00e1c chai \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb m\u1ed9t s\u1ed1 lo\u1ea1i ch\u1ea5t d\u1ebbo.<\/p>\n\n\n\n
Tuy nhi\u00ean, v\u1eabn c\u00f2n c\u00f3 m\u1ed9t acid \u0103n m\u00f2n m\u1ea1nh h\u01a1n n\u1eefa. B\u1eb1ng c\u00e1ch h\u00f2a tr\u1ed9n v\u1edbi nhau nhi\u1ec1u h\u00f3a ch\u1ea5t kh\u1ee7ng khi\u1ebfp, c\u00e1c nh\u00e0 h\u00f3a h\u1ecdc \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t h\u1ed7n h\u1ee3p c\u1ee7a antimony pentafuoride, fluorosulphonic acid v\u00e0 sulfur tri- oxide, v\u1edbi t\u00ednh acid l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi b\u1ea5t k\u1ef3 h\u1ee3p ch\u1ea5t n\u00e0o kh\u00e1c; l\u1edbn \u0111\u1ebfn n\u1ed7i, ch\u1eb3ng ai bi\u1ebft ch\u1eafc \u0111\u01b0\u1ee3c t\u00ednh acid c\u1ee7a n\u00f3 th\u1ef1c s\u1ef1 m\u1ea1nh t\u1edbi m\u1ee9c n\u00e0o.<\/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 12 – Arkady Leokum Acid \u0111\u00e1ng s\u1ee3 nh\u1ea5t th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m l\u00e0 hydrofluoric acid (HF), d\u00f9ng \u0111\u1ec3 l\u00e0m s\u1ea1ch kim lo\u1ea1i. M\u1ed9t ch\u1ea5t l\u1ecfng kh\u00f4ng m\u00e0u, m\u1edd gi\u1ed1ng kh\u00f3i, HF c\u00f3 t\u00ednh \u0103n m\u00f2n kh\u1ee7ng khi\u1ebfp, nh\u01b0 nhi\u1ec1u […]<\/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-16459","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\/16459","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=16459"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16459\/revisions"}],"predecessor-version":[{"id":16460,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16459\/revisions\/16460"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}