{"id":584,"date":"2026-05-05T04:53:26","date_gmt":"2026-05-05T04:53:26","guid":{"rendered":"https:\/\/79.buffdemo.com\/index.php\/2026\/05\/05\/30-de-minh-hoa-mon-vat-li-2025-pdf\/"},"modified":"2026-05-05T07:27:20","modified_gmt":"2026-05-05T07:27:20","slug":"30-de-minh-hoa-mon-vat-li-2025-pdf","status":"publish","type":"post","link":"https:\/\/79.buffdemo.com\/index.php\/2026\/05\/05\/30-de-minh-hoa-mon-vat-li-2025-pdf\/","title":{"rendered":"30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF MAPSTUDY"},"content":{"rendered":"<p>Cu\u1ed1n s\u00e1ch 30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF h\u1ed7 tr\u1ee3 t\u1ed1t cho h\u1ecdc sinh l\u1edbp 12 \u00f4n luy\u1ec7n hi\u1ec7u qu\u1ea3 cho k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT, gi\u00fap l\u00e0m quen v\u1edbi c\u1ea5u tr\u00fac \u0111\u1ec1 thi m\u1edbi nh\u1ea5t theo ch\u01b0\u01a1ng tr\u00ecnh s\u00e1ch gi\u00e1o khoa m\u1edbi. S\u00e1ch b\u00e1m s\u00e1t \u0111\u1ecbnh h\u01b0\u1edbng ra \u0111\u1ec1 c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c &amp; \u0110\u00e0o t\u1ea1o v\u00e0 cung c\u1ea5p h\u1ec7 th\u1ed1ng \u0111\u1ec1 thi \u0111a d\u1ea1ng, bao ph\u1ee7 to\u00e0n b\u1ed9 ki\u1ebfn th\u1ee9c tr\u1ecdng t\u00e2m, k\u00e8m \u0111\u00e1p \u00e1n chi ti\u1ebft v\u00e0 video gi\u1ea3i th\u00edch t\u1eebng c\u00e2u h\u1ecfi. H\u00f4m nay, <a href=\"https:\/\/tailieuonthi.edu.vn\/\" rel=\"noopener\" target=\"_blank\">T\u00e0i Li\u1ec7u Mi\u1ec5n Ph\u00ed<\/a> s\u1ebd chia s\u1ebb chi ti\u1ebft cho b\u1ea1n v\u1ec1 cu\u1ed1n s\u00e1ch n\u00e0y.<\/p>\n<h2>N\u1ed9i dung 30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF<\/h2>\n<p>H\u1ec7 th\u1ed1ng 30 \u0111\u1ec1 minh h\u1ecda<\/p>\n<p>30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF g\u1ed3m 30 \u0111\u1ec1 thi th\u1eed m\u00f4n V\u1eadt L\u00ed, m\u1ed7i \u0111\u1ec1 c\u00f3 th\u1eddi gian l\u00e0m b\u00e0i 50 ph\u00fat g\u1ed3m c\u00e1c ph\u1ea7n:<\/p>\n<ul>\n<li>Ph\u1ea7n tr\u1eafc nghi\u1ec7m kh\u00e1ch quan (18 c\u00e2u): Ki\u1ec3m tra ki\u1ebfn th\u1ee9c l\u00fd thuy\u1ebft v\u00e0 b\u00e0i t\u1eadp t\u00ednh to\u00e1n bao qu\u00e1t c\u00e1c ch\u1ee7 \u0111\u1ec1 l\u1edbn c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh V\u1eadt L\u00ed THPT.<\/li>\n<li>Ph\u1ea7n t\u1ef1 lu\u1eadn\/tr\u1eafc nghi\u1ec7m nhi\u1ec1u l\u1ef1a ch\u1ecdn \u0111\u00fang-sai: Y\u00eau c\u1ea7u h\u1ecdc sinh v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c, gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u1ee3ng, ph\u00e2n t\u00edch s\u1ed1 li\u1ec7u, gi\u1ea3i c\u00e1c b\u00e0i to\u00e1n th\u1ef1c ti\u1ec5n.<\/li>\n<li>Ph\u1ea7n b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh, v\u1eadn d\u1ee5ng cao: Li\u00ean quan \u0111\u1ebfn c\u00e1c th\u00ed nghi\u1ec7m, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, b\u00e0i to\u00e1n t\u1ed5ng h\u1ee3p, b\u00e0i to\u00e1n th\u1ef1c nghi\u1ec7m, c\u00e2u h\u1ecfi li\u00ean m\u00f4n.<\/li>\n<\/ul>\n<p>M\u1ed7i \u0111\u1ec1 \u0111\u1ec1u c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft, gi\u1ea3i th\u00edch r\u00f5 r\u00e0ng t\u1eebng b\u01b0\u1edbc gi\u1ea3i, gi\u00fap h\u1ecdc sinh hi\u1ec3u s\u00e2u b\u1ea3n ch\u1ea5t v\u1ea5n \u0111\u1ec1, kh\u00f4ng ch\u1ec9 bi\u1ebft \u0111\u00e1p \u00e1n m\u00e0 c\u00f2n n\u1eafm v\u1eefng ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i.<\/p>\n<p>Tham kh\u1ea3o m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi \u0111\u1ec1 s\u1ed1 01 c\u1ee7a t\u00e0i li\u1ec7u<\/p>\n<p>Cho bi\u1ebft:  \u03c0 = 3,14; T(K) = t(^\u00b0C) + 273; R = 8,31 J.mol\u207b\u00b9.K\u207b\u00b9; N_A = 6,02 \u00b7 10\u00b2\u00b3 h\u1ea1t\/mol <\/p>\n<p>PH\u1ea6N I. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 18. M\u1ed7i c\u00e2u h\u1ecfi th\u00ed sinh ch\u1ec9 ch\u1ecdn m\u1ed9t ph\u01b0\u01a1ng \u00e1n.<\/p>\n<p>C\u00e2u 1. Khi \u1ea5n p\u00edt-t\u00f4ng t\u1eeb t\u1eeb xu\u1ed1ng sao cho nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i \u0111\u1ec3 n\u00e9n kh\u00ed trong m\u1ed9t xilanh k\u00edn th\u00ec<\/p>\n<p>A. \u00e1p su\u1ea5t kh\u00ed gi\u1ea3m.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0B. \u00e1p su\u1ea5t kh\u00ed t\u0103ng.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0C. th\u1ec3 t\u00edch kh\u00ed t\u0103ng.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0D. kh\u1ed1i l\u01b0\u1ee3ng kh\u00ed t\u0103ng.<\/p>\n<p>C\u00e2u 2. Ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf nh\u01b0 h\u00ecnh b\u00ean \u0111\u1ec3<\/p>\n<p><img loading=\"lazy\" alt=\"\" decoding=\"async\" height=\"221\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/04\/30-de-minh-hoa-mon-vat-li-2025-pdf-1-300x221.jpg\" width=\"300\"\/><\/p>\n<p>A. \u0111o nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u0111\u00e1 tinh khi\u1ebft \u0111ang tan \u1edf \u00e1p su\u1ea5t 1 atm.<br \/>\nB. \u0111o nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc tinh khi\u1ebft \u0111ang s\u00f4i \u1edf \u00e1p su\u1ea5t 1 atm.<br \/>\nC. \u0111o nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1ed9t c\u1ee5c s\u1eaft \u0111ang n\u00f3ng ch\u1ea3y.<br \/>\nD. \u0111o nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 ng\u01b0\u1eddi.<\/p>\n<p>PH\u1ea6N 2. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 4. Trong m\u1ed7i \u00fd a), b), c), d) \u1edf m\u1ed7i c\u00e2u, th\u00ed sinh ch\u1ecdn \u0111\u00fang ho\u1eb7c sai.<\/p>\n<p>C\u00e2u 1. M\u1ed9t l\u01b0\u1ee3ng kh\u00ed ch\u1ee9a trong m\u1ed9t xilanh c\u00f3 pit-t\u00f4ng di chuy\u1ec3n \u0111\u01b0\u1ee3c. \u1ede tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u, ch\u1ea5t kh\u00ed chi\u1ebfm th\u1ec3 t\u00edch  V  v\u00e0 c\u00f3 \u00e1p su\u1ea5t  2 \u00b7 10\u2075 N\/m\u00b2 . Kh\u1ed1i kh\u00ed nh\u1eadn m\u1ed9t nhi\u1ec7t l\u01b0\u1ee3ng 100 J gi\u00e3n n\u1edf \u0111\u1ea9y pit-t\u00f4ng di chuy\u1ec3n l\u00e0m th\u1ec3 t\u00edch kh\u00ed t\u0103ng th\u00eam 10 cm \u00b3 . Coi r\u1eb1ng \u00e1p su\u1ea5t ch\u1ea5t kh\u00ed trong xilanh kh\u00f4ng \u0111\u1ed5i khi pit-t\u00f4ng di chuy\u1ec3n.<\/p>\n<p>a) L\u01b0\u1ee3ng kh\u00ed b\u00ean trong xilanh nh\u1eadn nhi\u1ec7t v\u00e0 sinh c\u00f4ng l\u00e0m bi\u1ebfn \u0111\u1ed5i n\u1ed9i n\u0103ng.<br \/>\nb) C\u00f4ng m\u00e0 kh\u1ed1i kh\u00ed th\u1ef1c hi\u1ec7n c\u00f3 \u0111\u1ed9 l\u1edbn b\u1eb1ng  20 \u00b7 10\u2075 J .<br \/>\nc) Theo quy \u01b0\u1edbc, kh\u1ed1i kh\u00ed nh\u1eadn nhi\u1ec7t v\u00e0 sinh c\u00f4ng n\u00ean  A &gt; 0 ;  Q &gt; 0 .<br \/>\nd) \u0110\u1ed9 bi\u1ebfn thi\u00ean n\u1ed9i n\u0103ng c\u1ee7a kh\u1ed1i kh\u00ed  \u0394 U = 98 J .<\/p>\n<p>C\u00e2u 2. N\u1ed1i thanh kim lo\u1ea1i v\u1edbi d\u00e2y d\u1eabn v\u00e0 \u0111i\u1ec7n k\u1ebf th\u00e0nh m\u1ea1ch k\u00edn nh\u01b0 h\u00ecnh b\u00ean. \u0110\u01b0a thanh kim lo\u1ea1i t\u1eeb t\u1eeb l\u00ean tr\u00ean.<\/p>\n<p><img loading=\"lazy\" alt=\"\" class=\"aligncenter\" decoding=\"async\" height=\"180\" src=\"https:\/\/tailieuonthi.edu.vn\/wp-content\/uploads\/2025\/04\/30-de-minh-hoa-mon-vat-li-2025-pdf-2-300x180.jpg\" width=\"300\"\/><\/p>\n<p>a) D\u00f2ng \u0111i\u1ec7n xu\u1ea5t hi\u1ec7n trong thanh kim lo\u1ea1i l\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ea3m \u1ee9ng.<br \/>\nb) Khi thanh kim lo\u1ea1i \u0111\u1ee9ng y\u00ean trong t\u1eeb tr\u01b0\u1eddng th\u00ec v\u1eabn c\u00f3 d\u00f2ng \u0111i\u1ec7n trong d\u00e2y d\u1eabn.<br \/>\nc) D\u00f2ng \u0111i\u1ec7n ch\u1ec9 xu\u1ea5t hi\u1ec7n khi di chuy\u1ec3n thanh kim lo\u1ea1i c\u1eaft c\u00e1c \u0111\u01b0\u1eddng s\u1ee9c t\u1eeb.<br \/>\nd) Sau \u0111\u00f3 ta \u0111\u01b0a thanh kim lo\u1ea1i t\u1eeb t\u1eeb xu\u1ed1ng d\u01b0\u1edbi th\u00ec kim \u0111i\u1ec7n k\u1ebf s\u1ebd b\u1ecb l\u1ec7ch sang tr\u00e1i.<\/p>\n<p>PH\u1ea6N 3. Th\u00ed sinh tr\u1ea3 l\u1eddi t\u1eeb c\u00e2u 1 \u0111\u1ebfn c\u00e2u 6.<\/p>\n<p>S\u1eed d\u1ee5ng c\u00e1c th\u00f4ng tin sau cho C\u00e2u 1 v\u00e0 C\u00e2u 2: \u0110\u1ec3 \u0111\u00fac c\u00e1c v\u1eadt b\u1eb1ng th\u00e9p, ng\u01b0\u1eddi ta ph\u1ea3i n\u1ea5u ch\u1ea3y th\u00e9p trong l\u00f2. Th\u00e9p \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u00f2 c\u00f3 nhi\u1ec7t \u0111\u1ed9  t\u2081 = 25^circC . \u0110\u1ec3 cung c\u1ea5p nhi\u1ec7t l\u01b0\u1ee3ng ng\u01b0\u1eddi ta \u0111\u00e3 \u0111\u1ed1t h\u1ebft 150 kg than \u0111\u00e1 c\u00f3 n\u0103ng su\u1ea5t to\u1ea3 nhi\u1ec7t  q = 29 \u00b7 10\u2076 J\/kg . Cho bi\u1ebft nhi\u1ec7t n\u00f3ng ch\u1ea3y ri\u00eang c\u1ee7a th\u00e9p l\u00e0  \u03bb = 83,7 kJ\/kg ; th\u00e9p c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y l\u00e0  t\u2082 = 1400^circC  v\u00e0 nhi\u1ec7t dung ri\u00eang c\u1ee7a th\u00e9p \u1edf th\u1ec3 r\u1eafn l\u00e0  c = 460 J\/kg.K . Coi hi\u1ec7u su\u1ea5t c\u1ee7a l\u00f2 nung l\u00e0 90%.<\/p>\n<p>C\u00e2u 1. Nhi\u1ec7t l\u01b0\u1ee3ng to\u1ea3 ra khi \u0111\u1ed1t ch\u00e1y 150 kg than \u0111\u00e1 b\u1eb1ng bao nhi\u00eau MJ?<\/p>\n<p>C\u00e2u 2. Kh\u1ed1i l\u01b0\u1ee3ng m\u1ebb th\u00e9p b\u1ecb n\u00f3ng ch\u1ea3y b\u1eb1ng bao nhi\u00eau t\u1ea5n (l\u00e0m tr\u00f2n k\u1ebft qu\u1ea3 \u0111\u1ebfn ch\u1eef s\u1ed1 h\u00e0ng ph\u1ea7n m\u01b0\u1eddi)?<\/p>\n<h2>T\u1ea3i 30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF<\/h2>\n<p>30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF l\u00e0 t\u00e0i li\u1ec7u luy\u1ec7n \u0111\u1ec1 to\u00e0n di\u1ec7n, c\u1eadp nh\u1eadt, ph\u00f9 h\u1ee3p v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh m\u1edbi, h\u1ed7 tr\u1ee3 h\u1ecdc sinh \u00f4n luy\u1ec7n, t\u1ef1 ki\u1ec3m tra v\u00e0 n\u00e2ng cao k\u1ef9 n\u0103ng l\u00e0m b\u00e0i thi V\u1eadt L\u00ed, chu\u1ea9n b\u1ecb v\u1eefng v\u00e0ng cho k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT. C\u00e1c b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i file <a href=\"https:\/\/tailieuonthi.edu.vn\/lop-12\/vat-ly-12\/\" rel=\"noopener\" target=\"_blank\">t\u00e0i li\u1ec7u v\u1eadt l\u00fd 12<\/a> \u0111\u1ec3 t\u1ef1 luy\u1ec7n t\u1eadp, ki\u1ec3m tra n\u0103ng l\u1ef1c v\u00e0 chu\u1ea9n b\u1ecb t\u1ed1t nh\u1ea5t cho k\u1ef3 thi s\u1eafp t\u1edbi.<\/p>\n<p><a class=\"custom-button\" href=\"https:\/\/drive.google.com\/file\/d\/1NvKDAWcwqS6D9AkRFLtkJqFGv9mIjbTW\/view\" rel=\"nofollow noopener\" target=\"_blank\">T\u1ea3i 30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF<\/a><\/p>\n<p>\u0110\u00e2y l\u00e0 b\u1ea3n PDF \u0111\u00f4i khi s\u1ebd c\u00f3 sai s\u00f3t. N\u1ebfu c\u00f3 \u0111i\u1ec1u ki\u1ec7n, c\u00e1c b\u1ea1n n\u00ean mua b\u1ea3n g\u1ed1c \u0111\u1ec3 c\u00f3 tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t v\u00e0 \u1ee7ng h\u1ed9 t\u00e1c gi\u1ea3 nh\u00e9.<\/p>\n<p>T\u00e0i li\u1ec7u li\u00ean quan: <a href=\"https:\/\/tailieuonthi.edu.vn\/30-de-minh-hoa-mon-hoa-2025-pdf\/\" rel=\"noopener\" target=\"_blank\">30 \u0111\u1ec1 minh ho\u1ea1 m\u00f4n Ho\u00e1 2025 PDF (MapStudy)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cu\u1ed1n s\u00e1ch 30 \u0111\u1ec1 minh h\u1ecda m\u00f4n V\u1eadt L\u00ed 2025 PDF h\u1ed7 tr\u1ee3 t\u1ed1t cho h\u1ecdc sinh l\u1edbp 12 \u00f4n luy\u1ec7n hi\u1ec7u qu\u1ea3 cho k\u1ef3 thi t\u1ed1t nghi\u1ec7p THPT, gi\u00fap l\u00e0m quen v\u1edbi c\u1ea5u tr\u00fac \u0111\u1ec1 thi m\u1edbi nh\u1ea5t theo ch\u01b0\u01a1ng tr\u00ecnh s\u00e1ch gi\u00e1o khoa m\u1edbi. S\u00e1ch b\u00e1m s\u00e1t \u0111\u1ecbnh h\u01b0\u1edbng ra \u0111\u1ec1 c\u1ee7a B\u1ed9 [&#8230;]\n","protected":false},"author":1,"featured_media":1783,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[59,40,23],"class_list":["post-584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vat-ly-12","tag-mapstudy","tag-thay-vu-ngoc-anh","tag-vat-ly-12"],"_links":{"self":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/comments?post=584"}],"version-history":[{"count":1,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/584\/revisions"}],"predecessor-version":[{"id":1784,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/posts\/584\/revisions\/1784"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/media\/1783"}],"wp:attachment":[{"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/media?parent=584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/categories?post=584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/79.buffdemo.com\/index.php\/wp-json\/wp\/v2\/tags?post=584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}