{"id":257,"date":"2022-08-29T12:00:27","date_gmt":"2022-08-29T09:00:27","guid":{"rendered":"https:\/\/stwww1.weizmann.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/"},"modified":"2022-08-29T13:54:49","modified_gmt":"2022-08-29T10:54:49","slug":"%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy","status":"publish","type":"glossary","link":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/","title":{"rendered":"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)<\/span>"},"content":{"rendered":"

אנרגיה חופשית (של גיבס – G) מוגדרת כ: G = H – TS כאשר H – האנתלפיה. S – האנטרופיה ו-T היא הטמפרטורה בקלווין. G היא פונקציה תרמודינמית הנותנת מדד למידת הספונטניות של תגובה כימית – כאשר בתגובה מסויימת מתקיים ?G<0 התגובה היא ספונטנית.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (\u05e9\u05dc \u05d2\u05d9\u05d1\u05e1 – G) \u05de\u05d5\u05d2\u05d3\u05e8\u05ea \u05db: G = H – TS \u05db\u05d0\u05e9\u05e8 H – \u05d4\u05d0\u05e0\u05ea\u05dc\u05e4\u05d9\u05d4. S – \u05d4\u05d0\u05e0\u05d8\u05e8\u05d5\u05e4\u05d9\u05d4 \u05d5-T \u05d4\u05d9\u05d0 \u05d4\u05d8\u05de\u05e4\u05e8\u05d8\u05d5\u05e8\u05d4 \u05d1\u05e7\u05dc\u05d5\u05d5\u05d9\u05df. G \u05d4\u05d9\u05d0 \u05e4\u05d5\u05e0\u05e7\u05e6\u05d9\u05d4 \u05ea\u05e8\u05de\u05d5\u05d3\u05d9\u05e0\u05de\u05d9\u05ea \u05d4\u05e0\u05d5\u05ea\u05e0\u05ea \u05de\u05d3\u05d3 \u05dc\u05de\u05d9\u05d3\u05ea \u05d4\u05e1\u05e4\u05d5\u05e0\u05d8\u05e0\u05d9\u05d5\u05ea \u05e9\u05dc \u05ea\u05d2\u05d5\u05d1\u05d4 \u05db\u05d9\u05de\u05d9\u05ea – \u05db\u05d0\u05e9\u05e8 \u05d1\u05ea\u05d2\u05d5\u05d1\u05d4 \u05de\u05e1\u05d5\u05d9\u05d9\u05de\u05ea \u05de\u05ea\u05e7\u05d9\u05d9\u05dd ?G<0 \u05d4\u05ea\u05d2\u05d5\u05d1\u05d4 \u05d4\u05d9\u05d0 \u05e1\u05e4\u05d5\u05e0\u05d8\u05e0\u05d9\u05ea.<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[4],"tags":[],"glossary-categories":[],"glossary-tags":[],"class_list":["post-257","glossary","type-glossary","status-publish","hentry","category-4"],"yoast_head":"\n\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)<\/title>\n<meta name=\"description\" content=\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4-\u05d7\u05d5\u05e4\u05e9\u05d9\u05ea-free-energy\/\" \/>\n<meta property=\"og:locale\" content=\"he_IL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\" \/>\n<meta property=\"og:description\" content=\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4-\u05d7\u05d5\u05e4\u05e9\u05d9\u05ea-free-energy\/\" \/>\n<meta property=\"og:site_name\" content=\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/he-il.facebook.com\/chemcenter.weizmann\" \/>\n<meta property=\"article:modified_time\" content=\"2022-08-29T10:54:49+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\\\/\",\"url\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\\\/\",\"name\":\"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#website\"},\"datePublished\":\"2022-08-29T09:00:27+00:00\",\"dateModified\":\"2022-08-29T10:54:49+00:00\",\"description\":\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\\\/#breadcrumb\"},\"inLanguage\":\"he-IL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u05d3\u05e3 \u05d4\u05d1\u05d9\u05ea\",\"item\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"glossary\",\"item\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/glossary\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#website\",\"url\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/\",\"name\":\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7\",\"description\":\"\u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd\",\"publisher\":{\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#organization\"},\"alternateName\":\"chem-click\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"he-IL\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#organization\",\"name\":\"\u05de\u05db\u05d5\u05df \u05d5\u05d9\u05e6\u05de\u05df - \u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd - \u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7\",\"alternateName\":\"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7\",\"url\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"he-IL\",\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/wp-content\\\/uploads\\\/sites\\\/28\\\/2022\\\/09\\\/logoChemClick2x.png\",\"contentUrl\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/wp-content\\\/uploads\\\/sites\\\/28\\\/2022\\\/09\\\/logoChemClick2x.png\",\"width\":160,\"height\":130,\"caption\":\"\u05de\u05db\u05d5\u05df \u05d5\u05d9\u05e6\u05de\u05df - \u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd - \u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7\"},\"image\":{\"@id\":\"https:\\\/\\\/stweizmann.proj.ac.il\\\/chem-click\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/he-il.facebook.com\\\/chemcenter.weizmann\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","description":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4-\u05d7\u05d5\u05e4\u05e9\u05d9\u05ea-free-energy\/","og_locale":"he_IL","og_type":"article","og_title":"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","og_description":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","og_url":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4-\u05d7\u05d5\u05e4\u05e9\u05d9\u05ea-free-energy\/","og_site_name":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7","article_publisher":"https:\/\/he-il.facebook.com\/chemcenter.weizmann","article_modified_time":"2022-08-29T10:54:49+00:00","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/","url":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/","name":"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","isPartOf":{"@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#website"},"datePublished":"2022-08-29T09:00:27+00:00","dateModified":"2022-08-29T10:54:49+00:00","description":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7 \u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)","breadcrumb":{"@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/#breadcrumb"},"inLanguage":"he-IL","potentialAction":[{"@type":"ReadAction","target":["https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/%d7%90%d7%a0%d7%a8%d7%92%d7%99%d7%94-%d7%97%d7%95%d7%a4%d7%a9%d7%99%d7%aa-free-energy\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u05d3\u05e3 \u05d4\u05d1\u05d9\u05ea","item":"https:\/\/stweizmann.proj.ac.il\/chem-click\/"},{"@type":"ListItem","position":2,"name":"glossary","item":"https:\/\/stweizmann.proj.ac.il\/chem-click\/glossary\/"},{"@type":"ListItem","position":3,"name":"\u05d0\u05e0\u05e8\u05d2\u05d9\u05d4 \u05d7\u05d5\u05e4\u05e9\u05d9\u05ea (Free energy)"}]},{"@type":"WebSite","@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#website","url":"https:\/\/stweizmann.proj.ac.il\/chem-click\/","name":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7","description":"\u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd","publisher":{"@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#organization"},"alternateName":"chem-click","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/stweizmann.proj.ac.il\/chem-click\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"he-IL"},{"@type":"Organization","@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#organization","name":"\u05de\u05db\u05d5\u05df \u05d5\u05d9\u05e6\u05de\u05df - \u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd - \u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7","alternateName":"\u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7","url":"https:\/\/stweizmann.proj.ac.il\/chem-click\/","logo":{"@type":"ImageObject","inLanguage":"he-IL","@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#\/schema\/logo\/image\/","url":"https:\/\/stweizmann.proj.ac.il\/wp-content\/uploads\/sites\/28\/2022\/09\/logoChemClick2x.png","contentUrl":"https:\/\/stweizmann.proj.ac.il\/wp-content\/uploads\/sites\/28\/2022\/09\/logoChemClick2x.png","width":160,"height":130,"caption":"\u05de\u05db\u05d5\u05df \u05d5\u05d9\u05e6\u05de\u05df - \u05d4\u05de\u05d7\u05dc\u05e7\u05d4 \u05dc\u05d4\u05d5\u05e8\u05d0\u05ea \u05d4\u05de\u05d3\u05e2\u05d9\u05dd - \u05db\u05d9\u05de\u05d9\u05d4 \u05d1\u05e7\u05dc\u05d9\u05e7"},"image":{"@id":"https:\/\/stweizmann.proj.ac.il\/chem-click\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/he-il.facebook.com\/chemcenter.weizmann"]}]}},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/glossary\/257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/users\/2"}],"version-history":[{"count":0,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/glossary\/257\/revisions"}],"wp:attachment":[{"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/media?parent=257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/categories?post=257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/tags?post=257"},{"taxonomy":"glossary-categories","embeddable":true,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/glossary-categories?post=257"},{"taxonomy":"glossary-tags","embeddable":true,"href":"https:\/\/stweizmann.proj.ac.il\/chem-click\/wp-json\/wp\/v2\/glossary-tags?post=257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}