T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 2 – Arkady Leokum<\/p>\n\n\n\n
Ph\u00e2n t\u1eed l\u00e0 m\u1ed9t ph\u1ea7n nh\u1ecf nh\u1ea5t c\u1ee7a v\u1eadt ch\u1ea5t c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i v\u00e0 gi\u1eef nguy\u00ean \u0111\u01b0\u1ee3c t\u00ednh n\u0103ng c\u1ee7a ch\u1ea5t \u0111\u00f3. Ch\u1eb3ng h\u1ea1n, n\u1ebfu ph\u00e1 v\u1ee1 m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1eddng C12H12O11, ta \u0111\u01b0\u1ee3c c\u00e1c nguy\u00ean t\u1ed1 nh\u01b0ng m\u1ed7i nguy\u00ean t\u1ed1 \u0111\u00f3 kh\u00f4ng c\u00f2n ch\u00fat t\u00ednh n\u0103ng n\u00e0o nh\u01b0 m\u00e0u s\u1eafc, m\u00f9i v\u1ecb c\u1ee7a \u0111\u01b0\u1eddng n\u1eefa.<\/p>\n\n\n\n
C\u00f3 nh\u1eefng ph\u00e2n t\u1eed r\u1ea5t \u0111\u01a1n gi\u1ea3n, nh\u01b0ng c\u0169ng c\u00f3 nh\u1eefng ph\u00e2n t\u1eed v\u1eadt ch\u1ea5t r\u1ea5t ph\u1ee9c t\u1ea1p bao g\u1ed3m h\u00e0ng ng\u00e0n nguy\u00ean t\u1eed c\u1ea5u k\u1ebft v\u1edbi nhau theo nh\u1eefng ki\u1ec3u r\u1ea5t ph\u1ee9c t\u1ea1p. V\u00e0i th\u1ee9 kh\u00ed, nh\u01b0 kh\u00ed helium hay n\u00e9on ch\u1eb3ng h\u1ea1n, m\u1ed7i ph\u00e2n t\u1eed ch\u1ec9 g\u1ed3m c\u00f3 m\u1ed9t nguy\u00ean t\u1eed. C\u00f3 nh\u1eefng ph\u00e2n t\u1eed c\u1ee7a nh\u1eefng ch\u1ea5t kh\u00e1c g\u1ed3m hai ho\u1eb7c h\u01a1n hai nguy\u00ean t\u1eed c\u1ee7a c\u00f9ng m\u1ed9t ch\u1ea5t. th\u00ed d\u1ee5 m\u1ed9t ph\u00e2n t\u1eed oxy g\u1ed3m hai nguy\u00ean t\u1eed oxy. C\u00f3 ph\u00e2n t\u1eed (c\u1ee7a m\u1ed9t ch\u1ea5t) g\u1ed3m m\u1ed9t nguy\u00ean t\u1eed c\u1ee7a ch\u1ea5t n\u00e0y v\u00e0 hai nguy\u00ean t\u1eed ch\u1ea5t kh\u00e1c. th\u00ed d\u1ee5 m\u1ed9t ph\u00e2n t\u1eed n\u01b0\u1edbc g\u1ed3m m\u1ed9t nguy\u00ean t\u1eed oxy v\u00e0 hai nguy\u00ean t\u1eed hydro. tr\u00e1i l\u1ea1i, m\u1ed9t ph\u00e2n t\u1eed cao su thi\u00ean nhi\u00ean g\u1ed3m t\u1edbi 75.000 nguy\u00ean t\u1eed cacbon v\u00e0 120.000 nguy\u00ean t\u1eed hydro. Qua \u0111\u00f3 c\u00e1c b\u1ea1n th\u1ea5y k\u00edch c\u1ee1 c\u1ee7a m\u1ed9t ph\u00e2n t\u1eed kh\u00e1c nhau \u0111\u1ebfn th\u1ebf n\u00e0o. m\u1ed9t ph\u00e2n t\u1eed n\u01b0\u1edbc c\u00f3 \u0111\u1ed9 d\u00e0i b\u1eb1ng n\u00e0o b\u1ea1n bi\u1ebft kh\u00f4ng? Kh\u00f3 h\u00ecnh dung n\u1ed5i: n\u00f3 ch\u1ec9 b\u1eb1ng m\u1ed9t ph\u1ea7n t\u1ec9 t\u1ec9 c\u1ee7a m\u1ed9t inch (2.54cm). trong khi \u0111\u00f3 m\u1ed9t ph\u00e2n t\u1eed cao su l\u1edbn h\u01a1n m\u1ed9t ph\u00e2n t\u1eed n\u01b0\u1edbc h\u00e0ng m\u1ea5y ch\u1ee5c ng\u00e0n l\u1ea7n. \u0111\u1ea1i kh\u00e1i ph\u00e2n t\u1eed n\u01b0\u1edbc l\u1edbn b\u1eb1ng \u0111\u1ea7u m\u0169i kim th\u00ec ph\u00e2n t\u1eed cao su l\u1edbn b\u1eb1ng tr\u00e1i banh. ta kh\u00f3 m\u00e0 h\u00ecnh dung n\u1ed5i k\u00edch c\u1ee1 c\u1ee7a m\u1ed9t ph\u00e2n t\u1eed nh\u1ecf \u0111\u1ebfn m\u1ee9c n\u00e0o. ta c\u1ee9 l\u1ea5y m\u1ed9t cm3 kh\u00f4ng kh\u00ed th\u00f4i th\u00ec \u0111\u1ee7 bi\u1ebft: g\u1ed3m 500 t\u1ef7 t\u1ef7 ph\u00e2n t\u1eed kh\u00f4ng kh\u00ed. V\u00e0 \u0111\u00f3 l\u00e0 kh\u00f4ng kh\u00ed ch\u01b0a \u201cd\u00e0y \u0111\u1eb7c\u201d l\u1eafm \u0111\u1ea5y, b\u1edfi v\u00ec, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c ph\u00e2n t\u1eed kh\u00f4ng kh\u00ed \u1ea5y c\u0169ng kh\u00e1 l\u1edbn.<\/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 2 – Arkady Leokum Ph\u00e2n t\u1eed l\u00e0 m\u1ed9t ph\u1ea7n nh\u1ecf nh\u1ea5t c\u1ee7a v\u1eadt ch\u1ea5t c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i v\u00e0 gi\u1eef nguy\u00ean \u0111\u01b0\u1ee3c t\u00ednh n\u0103ng c\u1ee7a ch\u1ea5t \u0111\u00f3. Ch\u1eb3ng h\u1ea1n, n\u1ebfu ph\u00e1 v\u1ee1 m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1eddng C12H12O11, ta \u0111\u01b0\u1ee3c c\u00e1c nguy\u00ean t\u1ed1 nh\u01b0ng […]<\/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-13967","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\/13967","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=13967"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13967\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=13967"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=13967"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=13967"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}