{"id":171,"date":"2003-10-18T00:00:00","date_gmt":"2003-10-17T22:00:00","guid":{"rendered":"http:\/\/anima-science.fr\/site\/2003\/10\/18\/18-10-2003-chimie-de-comptoir-experiences-avec-le-chaud-et-le-froid\/"},"modified":"2018-01-12T14:06:59","modified_gmt":"2018-01-12T13:06:59","slug":"18-10-2003-chimie-de-comptoir-experiences-avec-le-chaud-et-le-froid","status":"publish","type":"post","link":"https:\/\/anima-science.fr\/site\/2003\/10\/18\/18-10-2003-chimie-de-comptoir-experiences-avec-le-chaud-et-le-froid\/","title":{"rendered":"18\/10\/2003 &#8211; Chimie de comptoir : exp\u00e9riences avec le chaud et le froid"},"content":{"rendered":"<p><img loading=\"lazy\" class=\" alignright size-full wp-image-22\" src=\"http:\/\/anima-science.fr\/site\/wp-content\/uploads\/2004\/07\/L_entropie.gif\" alt=\"Bar librairie L'entropie\" align=\"right\" width=\"112\" height=\"117\" \/><\/p>\n<p><em>Chimie de comptoir : exp\u00e9riences avec le chaud et le froid<\/em> par Clovis Darrigan, \u00e0 l&rsquo;occasion de la F\u00eate de la Science 2003.<\/p>\n<p>Il s\u2019agit de montrer, \u00e0 l\u2019aide de quelques exp\u00e9riences, l\u2019effet d\u2019une forte temp\u00e9rature (flamme du chalumeau, environ 1000\u00a0\u00b0C) et d\u2019une basse temp\u00e9rature (azote liquide \u00e0 -196\u00a0\u00b0C) sur la mati\u00e8re.<\/p>\n<h2>Les exp\u00e9riences<\/h2>\n<ul>\n<li> Ap\u00e9ritif\n<ul>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Azote_liquide\">L&rsquo;azote liquide<\/a><br \/>\n<img loading=\"lazy\" class=\" alignright size-full wp-image-170\" src=\"http:\/\/anima-science.fr\/site\/wp-content\/uploads\/2003\/10\/fds03.gif\" alt=\"F\u00eate de la Science 2003\" align=\"right\" width=\"295\" height=\"285\" \/>-* Entr\u00e9es<\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Flammes_color\u00e9es\">Flammes color\u00e9es<\/a><\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Changement_de_couleur_de_substances\">Changement de couleur de substances<\/a><\/li>\n<li> D\u00e9saimantation r\u00e9versible d\u2019un aimant<\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=\u00c9lasticit\u00e9_variable_du_caoutchouc\">\u00c9lasticit\u00e9 variable du caoutchouc<\/a><\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Ballon_r\u00e9duit_et_auto-gonfl\u00e9\">Ballon r\u00e9duit et auto-gonfl\u00e9<\/a><\/li>\n<li> Implosion et explosion<\/li>\n<\/ul>\n<\/li>\n<li> Plats\n<ul>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Distillation_cryog\u00e9nique_du_dioxyg\u00e8ne\">Distillation cryog\u00e9nique du dioxyg\u00e8ne de l\u2019air<\/a> et <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Combustion_dans_l%27oxyg\u00e8ne_pur\">combustion dans l&rsquo;oxyg\u00e8ne pur<\/a><\/li>\n<li> Cong\u00e9lation et d\u00e9cong\u00e9lation d&rsquo;une plante<\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Planter_un_clou_avec_une_banane\">Planter un clou avec une banane<\/a><\/li>\n<li> <a href=\"http:\/\/wiki.scienceamusante.net\/index.php?title=Ce_que_l%27on_fume_dans_une_cigarette\">La clope d\u2019avant le dessert<\/a><\/li>\n<\/ul>\n<\/li>\n<li> Desserts\n<ul>\n<li> Caf\u00e9 corrig\u00e9 \u00e0 l\u2019azote<\/li>\n<li> Le sorbet \u00e0 l&rsquo;azote liquide<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Bonus vid\u00e9o : <a href=\"http:\/\/media.scienceamusante.net\/reduction_ballon.mov\">r\u00e9duction du ballon baudruche<\/a> (format Quicktime)<\/p>\n<h2>Public<\/h2>\n<p>Le grand public, quelques \u00e9tudiants et enseignants et les habitu\u00e9s de L&rsquo;entropie.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chimie de comptoir : exp\u00e9riences avec le chaud et le froid par Clovis Darrigan, \u00e0 l&rsquo;occasion de la F\u00eate de la Science 2003. Il s\u2019agit de montrer, \u00e0 l\u2019aide de quelques exp\u00e9riences, l\u2019effet d\u2019une forte temp\u00e9rature (flamme du chalumeau, environ 1000\u00a0\u00b0C) et d\u2019une basse temp\u00e9rature (azote liquide \u00e0 -196\u00a0\u00b0C) sur la mati\u00e8re. Les exp\u00e9riences Ap\u00e9ritif [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[5,1],"tags":[],"_links":{"self":[{"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/posts\/171"}],"collection":[{"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/comments?post=171"}],"version-history":[{"count":1,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/posts\/171\/revisions"}],"predecessor-version":[{"id":325,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/posts\/171\/revisions\/325"}],"wp:attachment":[{"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/media?parent=171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/categories?post=171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/anima-science.fr\/site\/wp-json\/wp\/v2\/tags?post=171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}