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{"id":24618,"date":"2018-03-29T17:53:18","date_gmt":"2018-03-29T10:53:18","guid":{"rendered":"https:\/\/lop12.edu.vn\/?p=24618"},"modified":"2018-03-29T17:53:18","modified_gmt":"2018-03-29T10:53:18","slug":"chuong-7-bai-39-phan-ung-nhiet-hach","status":"publish","type":"post","link":"https:\/\/lop12.edu.vn\/chuong-7-bai-39-phan-ung-nhiet-hach\/","title":{"rendered":"Ch\u01b0\u01a1ng 7 – B\u00e0i 39: Ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch"},"content":{"rendered":"

B\u00e0i 1 (trang 203 SGK V\u1eadt L\u00fd 12):<\/b>\u00a0H\u00e3y n\u00eau l\u00ean c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra.<\/span><\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

\u0110i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra l\u00e0 :<\/p>\n

– Nhi\u1ec7t \u0111\u1ed9 cao kho\u1ea3ng 100 tri\u1ec7u \u0111\u1ed9<\/p>\n

– M\u1eadt \u0111\u1ed9 h\u1ea1t nh\u00e2n trong plasma ph\u1ea3i \u0111\u1ee7 l\u1edbn.<\/p>\n

– Th\u1eddi gian duy tr\u00ec tr\u1ea1ng th\u00e1i plasma \u1edf nhi\u1ec7t \u0111\u1ed9 cao 100 tri\u1ec7u \u0111\u00f4 ph\u1ea3i \u0111\u1ee7 l\u1edbn.<\/p>\n

B\u00e0i 2 (trang 203 SGK V\u1eadt L\u00fd 12):<\/b>\u00a0So s\u00e1nh (\u0111\u1ecbnh t\u00ednh) ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch v\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ea1ch v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m :<\/span><\/p>\n

a) nhi\u00ean li\u1ec7u ph\u1ea3n \u1ee9ng<\/p>\n

b) \u0111i\u1ec1u ki\u1ec7n th\u1ef1c hi\u1ec7n<\/p>\n

c) n\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra \u1ee9ng v\u1edbi c\u00f9ng m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng nhi\u00ean li\u1ec7u<\/p>\n

d) \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

So s\u00e1nh (\u0111\u1ecbnh t\u00ednh) ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch v\u00e0 ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ea1ch<\/p>\n

V\u1edbi ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch ta th\u1ea5y :<\/p>\n

a. Nhi\u00ean li\u1ec7u cho ph\u1ea3n \u1ee9ng d\u1ed3i d\u00e0o, Deteri c\u00f3 s\u1eb5n trong thi\u00ean nhi\u00ean, t\u1ee9c d\u1ec5 d\u00e0ng \u0111i\u1ec1u ch\u1ebf.<\/p>\n

b. \u0110i\u1ec1u ki\u1ec7n th\u1ef1c hi\u1ec7n kh\u00f3 kh\u0103n h\u01a1n : nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao.<\/p>\n

c. N\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra v\u1edbi c\u00f9ng m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng nhi\u00ean li\u1ec7u th\u00ec l\u1edbn h\u01a1n : n\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra khi t\u1ed5ng h\u1ee3p 1g heli g\u1ea5p 10 l\u1ea7n n\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra khi ph\u00e2n h\u1ea1ch 1g Urani.<\/p>\n

d. \u00d4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng t\u00e1i s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u1ee7a ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch kh\u00f4ng c\u00f3 t\u00ednh ph\u00f3ng x\u1ea1 n\u00ean kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m m\u1ed7i tr\u01b0\u1eddng.<\/p>\n

B\u00e0i 3 (trang 203 SGK V\u1eadt L\u00fd 12):<\/b>\u00a0Tr\u00ean m\u1ed9t s\u1ed1 sao ng\u01b0\u1eddi ta t\u00ecm th\u1ea5y c\u00e1c h\u1ea1t nh\u00e2n cacbon c\u00f3 vai tr\u00f2 xu\u1ea5t ph\u00e1t \u0111i\u1ec3m c\u1ee7a m\u1ed9t chu\u1ed7i ph\u1ea3n \u1ee9ng t\u1ed5ng h\u1ee3p (\u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 chu tr\u00ecnh CNO). H\u00e3y ho\u00e0n ch\u1ec9nh c\u00e1c ph\u1ea3n \u1ee9ng \u0111\u00f3.<\/span><\/p>\n

\"\"<\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

C\u00e1c ph\u1ea3n \u1ee9ng t\u1ed5ng h\u1ee3p<\/p>\n

\"\"<\/p>\n

B\u00e0i 4 (trang 203 SGK V\u1eadt L\u00fd 12):<\/b>\u00a0X\u00e9t ph\u1ea3n \u1ee9ng :<\/span><\/p>\n

\"\"<\/p>\n

a) X\u00e1c \u0111\u1ecbnh n\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra b\u1edfi ph\u1ea3n \u1ee9ng \u0111\u00f3 (t\u00ednh ra MeV v\u00e0 ra J)<\/p>\n

b) T\u00ednh kh\u1ed1i l\u01b0\u1ee3ng doteri c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t h\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi n\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra khi \u0111\u1ed1t 1 kg than.<\/p>\n

\"\"<\/p>\n

N\u0103ng l\u01b0\u1ee3ng t\u1ecfa ra khi \u0111\u1ed1t 1 kg than l\u00e0 30000kJ.<\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

B\u00e0i 1 (trang 203 SGK V\u1eadt L\u00fd 12):\u00a0H\u00e3y n\u00eau l\u00ean c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra. L\u1eddi gi\u1ea3i: \u0110i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra l\u00e0 : – Nhi\u1ec7t \u0111\u1ed9 cao kho\u1ea3ng 100 tri\u1ec7u \u0111\u1ed9 – M\u1eadt \u0111\u1ed9 h\u1ea1t nh\u00e2n trong plasma ph\u1ea3i \u0111\u1ee7 l\u1edbn. […]<\/p>\n","protected":false},"author":3,"featured_media":24623,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1303],"tags":[1428,1427],"yoast_head":"\nCh\u01b0\u01a1ng 7 - B\u00e0i 39: Ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/chuong-7-bai-39-phan-ung-nhiet-hach\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ch\u01b0\u01a1ng 7 - B\u00e0i 39: Ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i 1 (trang 203 SGK V\u1eadt L\u00fd 12):\u00a0H\u00e3y n\u00eau l\u00ean c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra. L\u1eddi gi\u1ea3i: \u0110i\u1ec1u ki\u1ec7n \u0111\u1ec3 ph\u1ea3n \u1ee9ng nhi\u1ec7t h\u1ea1ch c\u00f3 th\u1ec3 x\u1ea3y ra l\u00e0 : – Nhi\u1ec7t \u0111\u1ed9 cao kho\u1ea3ng 100 tri\u1ec7u \u0111\u1ed9 – M\u1eadt \u0111\u1ed9 h\u1ea1t nh\u00e2n trong plasma ph\u1ea3i \u0111\u1ee7 l\u1edbn. 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