{"id":3832,"date":"2026-10-07T12:31:47","date_gmt":"2026-10-07T11:31:47","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/kimya\/bag-enerjilerinden-tepkime-entalpisi-hesaplama\/"},"modified":"2026-10-07T12:31:47","modified_gmt":"2026-10-07T11:31:47","slug":"bag-enerjilerinden-tepkime-entalpisi-hesaplama","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/kimya\/bag-enerjilerinden-tepkime-entalpisi-hesaplama\/","title":{"rendered":"Ba\u011f Enerjilerinden Tepkime Entalpisi Hesaplama Arac\u0131"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Kopan ve Kurulan Ba\u011flardan \u0394H Tahmini<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"3832\" data-favorite-title=\"Ba\u011f Enerjisinden Entalpi\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/kimya\/bag-enerjilerinden-tepkime-entalpisi-hesaplama\/\" data-favorite-excerpt=\"Bir kimyasal tepkimenin entalpi de\u011fi\u015fimini (\u0394H) ortalama ba\u011f enerjilerinden tahmin edin. K\u0131r\u0131lan ve olu\u015fan ba\u011flar\u0131 &quot;enerji \u00d7 adet&quot; bi\u00e7iminde girin ve tepkimenin ekzotermik mi endotermik mi oldu\u011funu g\u00f6r\u00fcn.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-molecule\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/tr\/kimya\/bag-enerjilerinden-tepkime-entalpisi-hesaplama\/\" method=\"POST\" class=\"calculator\" id=\"calculator-3832\" data-post=\"3832\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"field is-single\" id=\"input-1\"><label for=\"field-1\">Enerji Birimi<\/label><div class=\"grid grid-cols-1\"><select id=\"field-1\" name=\"enerji_birimi\"><option value=\"kJ\" selected>kJ\/mol<\/option><option value=\"kcal\">kcal\/mol<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><div class=\"field is-single\" id=\"input-2\"><label for=\"field-2\">Kopan Ba\u011flar \u2014 Enerji \u00d7 Adet<\/label><textarea id=\"field-2\" name=\"kopan_balar_enerji_adet\">436 \u00d7 1; 243 \u00d7 1<\/textarea><\/div><div class=\"field is-single\" id=\"input-3\"><label for=\"field-3\">Kurulan Ba\u011flar \u2014 Enerji \u00d7 Adet<\/label><textarea id=\"field-3\" name=\"kurulan_balar_enerji_adet\">431 \u00d7 2<\/textarea><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"3832\">Hesapla<\/button><button type=\"reset\">S\u0131f\u0131rla<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Otomatik hesapla<\/label><small>Etkinle\u015ftirilirse, herhangi bir de\u011feri de\u011fi\u015ftirdi\u011finizde sonu\u00e7 otomatik olarak g\u00fcncellenir.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Tepkime Entalpisi Tahmini<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>So\u011furulan Enerji (Kopan Ba\u011flar)<\/span><span class=\"result-term\">\u03a3D<\/span><\/span><span class=\"field-value\" id=\"result-1\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-2\"><span class=\"field-title\"><span>A\u00e7\u0131\u011fa \u00c7\u0131kan Enerji (Kurulan Ba\u011flar)<\/span><span class=\"result-term\">\u03a3D<\/span><\/span><span class=\"field-value\" id=\"result-2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-3\"><span class=\"field-title\"><span>Tepkime Entalpisi<\/span><span class=\"result-term\">\u0394H<\/span><\/span><span class=\"field-value\" id=\"result-3\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-4\"><span class=\"field-title\"><span>De\u011ferlendirme<\/span><\/span><span class=\"field-value\" id=\"result-4\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-5\"><span class=\"field-title\"><span>Hesaplama Ayr\u0131nt\u0131lar\u0131<\/span><\/span><span class=\"field-value\" id=\"result-5\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-6\"><span class=\"field-title\"><span>Yayg\u0131n Ba\u011f Enerjileri<\/span><\/span><span class=\"field-value\" id=\"result-6\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Bu hesaplaman\u0131n ba\u011flant\u0131s\u0131n\u0131 kopyala<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Yorum b\u0131rak<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"3832\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Bu sonu\u00e7 hakk\u0131nda ne d\u00fc\u015f\u00fcn\u00fcyorsunuz?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Be\u011fendim <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Faydal\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Kafam kar\u0131\u015ft\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Hayal k\u0131r\u0131kl\u0131\u011f\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Hatal\u0131 <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>Ba\u011f Enerjisinden Tepkime Entalpisi Form\u00fcl\u00fc<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Form\u00fcl<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\Delta H^\\circ_{\\text{rxn}} \\approx \\sum D(\\text{k\u0131r\u0131lan ba\u011flar}) - \\sum D(\\text{olu\u015fan ba\u011flar}) \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Burada:<\/strong><\/p>\n<ul>\n<li>\\(\\Delta H^\\circ_{\\text{rxn}}\\) \u2014 tahmini standart tepkime entalpisi (denklem yaz\u0131ld\u0131\u011f\u0131 \u015fekliyle tepkime ba\u015f\u0131na kJ\/mol veya kcal\/mol)<\/li>\n<li>\\(D(\\text{k\u0131r\u0131lan ba\u011flar})\\) \u2014 girenlerde k\u0131r\u0131lmas\u0131 gereken t\u00fcm ba\u011flar\u0131n ortalama ba\u011f enerjilerinin toplam\u0131<\/li>\n<li>\\(D(\\text{olu\u015fan ba\u011flar})\\) \u2014 \u00fcr\u00fcnlerde yeni olu\u015fan t\u00fcm ba\u011flar\u0131n ortalama ba\u011f enerjilerinin toplam\u0131<\/li>\n<\/ul>\n<p>Bir ba\u011f\u0131 k\u0131rmak her zaman enerji gerektirir, bir ba\u011f olu\u015fturmak ise her zaman enerji a\u00e7\u0131\u011fa \u00e7\u0131kar\u0131r. Tepkimenin entalpi de\u011fi\u015fimi ikisi aras\u0131ndaki farkt\u0131r: arta kalan enerji ya \u0131s\u0131 olarak a\u00e7\u0131\u011fa \u00e7\u0131kar (negatif \u0394H) ya da \u00e7evreden so\u011furulmas\u0131 gerekir (pozitif \u0394H).<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>Ba\u011f Enerjisinden Tepkime Entalpisi \u2013 Hesaplama \u00d6rne\u011fi<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> hidrojen gaz\u0131 klor gaz\u0131yla tepkimeye girerek hidrojen klor\u00fcr olu\u015fturur: H\u2082(g) + Cl\u2082(g) \u2192 2 HCl(g). Bir H\u2013H ba\u011f\u0131 (436 kJ\/mol) ve bir Cl\u2013Cl ba\u011f\u0131 (243 kJ\/mol) k\u0131r\u0131l\u0131r, iki H\u2013H ba\u011f\u0131 yerine iki H\u2013Cl ba\u011f\u0131 (her biri 431 kJ\/mol) olu\u015fur.<\/p>\n<p>\\[ \\sum D(\\text{k\u0131r\u0131lan}) = 436 \\times 1 + 243 \\times 1 = 679 \\text{ kJ\/mol} \\]<\/p>\n<p>\\[ \\sum D(\\text{olu\u015fan}) = 431 \\times 2 = 862 \\text{ kJ\/mol} \\]<\/p>\n<p>\\[ \\Delta H \\approx 679 - 862 = -183 \\text{ kJ\/mol} \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> \u0394H \u2248 \u2212183 kJ\/mol (yakla\u015f\u0131k \u221243,7 kcal\/mol). Tepkime ekzotermiktir: iki H\u2013Cl ba\u011f\u0131n\u0131n olu\u015fmas\u0131, H\u2013H ve Cl\u2013Cl ba\u011flar\u0131n\u0131 k\u0131rmak i\u00e7in gereken enerjiden daha fazlas\u0131n\u0131 a\u00e7\u0131\u011fa \u00e7\u0131kard\u0131\u011f\u0131ndan, tepkime ba\u015f\u0131na yakla\u015f\u0131k 183 kJ \u0131s\u0131 a\u00e7\u0131\u011fa \u00e7\u0131kar.<\/p>\n<p>\n\r\n<\/section>\n<h2>Hesaplama Arac\u0131 Nas\u0131l Kullan\u0131l\u0131r?<\/h2>\n<ol>\n<li><strong>Enerji Birimini<\/strong> se\u00e7in \u2014 kJ\/mol veya kcal\/mol. Bu birim, girdi\u011finiz her de\u011fere ve t\u00fcm sonu\u00e7lara uygulan\u0131r.<\/li>\n<li><strong>K\u0131r\u0131lan Ba\u011flar \u2014 Enerji \u00d7 Adet<\/strong> b\u00f6l\u00fcm\u00fcne girenlerde k\u0131r\u0131lan her ba\u011f t\u00fcr\u00fcn\u00fc yaz\u0131n. \u00d6nce ortalama ba\u011f enerjisini, sonra ka\u00e7 tane b\u00f6yle ba\u011f k\u0131r\u0131ld\u0131\u011f\u0131n\u0131 girin; \u00f6rne\u011fin <code>436 \u00d7 1; 243 \u00d7 1<\/code>. Giri\u015fleri noktal\u0131 virg\u00fclle veya alt sat\u0131ra ge\u00e7erek ay\u0131r\u0131n. Yaln\u0131zca bir say\u0131 girerseniz, o enerjide tek ba\u011f say\u0131l\u0131r.<\/li>\n<li><strong>Olu\u015fan Ba\u011flar \u2014 Enerji \u00d7 Adet<\/strong> b\u00f6l\u00fcm\u00fcne, \u00fcr\u00fcnlerdeki yeni ba\u011flar i\u00e7in ayn\u0131 i\u015flemi yap\u0131n; \u00f6rne\u011fin iki H\u2013Cl ba\u011f\u0131 i\u00e7in <code>431 \u00d7 2<\/code>.<\/li>\n<li>Sonu\u00e7lar\u0131 okuyun: <strong>So\u011furulan Enerji (K\u0131r\u0131lan Ba\u011flar)<\/strong>, <strong>A\u00e7\u0131\u011fa \u00c7\u0131kan Enerji (Olu\u015fan Ba\u011flar)<\/strong>, se\u00e7ti\u011finiz birimdeneki <strong>Tepkime Entalpisi<\/strong> \u0394H (di\u011fer birimdeki kar\u015f\u0131l\u0131\u011f\u0131yla birlikte) ve tepkimenin ekzotermik mi endotermik mi oldu\u011funu belirten bir de\u011ferlendirme.<\/li>\n<li> giri\u015f giri\u015f yap\u0131lan i\u015flemleri g\u00f6rmek i\u00e7in <strong>Hesaplama Ayr\u0131nt\u0131lar\u0131<\/strong>'n\u0131, tipik de\u011ferlere ihtiya\u00e7 duyarsan\u0131z <strong>Yayg\u0131n Ba\u011f Enerjileri<\/strong> tablosunu kontrol edin.<\/li>\n<\/ol>\n<h2>Ba\u011f Enerjilerinden Tepkime Entalpisi Nedir?<\/h2>\n<p>Bir tepkimenin entalpi de\u011fi\u015fimi \u0394H, tepkime sabit bas\u0131n\u00e7ta ger\u00e7ekle\u015firken \u00e7evreyle de\u011fi\u015filen \u0131s\u0131 miktar\u0131n\u0131 g\u00f6sterir. Negatif \u0394H, tepkimenin ekzotermik oldu\u011funu \u2014 \u0131s\u0131 a\u00e7\u0131\u011fa \u00e7\u0131kard\u0131\u011f\u0131n\u0131 \u2014; pozitif \u0394H ise endotermik oldu\u011funu ve ilerleyebilmesi i\u00e7in \u0131s\u0131 so\u011furmas\u0131 gerekti\u011fini belirtir. \u0394H, termodinamikte entropi ve Gibbs serbest enerjisiyle birlikte temel b\u00fcy\u00fckl\u00fcklerden biridir.<\/p>\n<p>\u0394H'y\u0131 bir kalorimetrede \u00f6l\u00e7mek yerine ba\u011f enerjilerinden tahmin edebilirsiniz. Bu yakla\u015f\u0131m basit bir muhasebe mant\u0131\u011f\u0131na dayan\u0131r: tepkimenin iki ad\u0131mda ger\u00e7ekle\u015fti\u011fini d\u00fc\u015f\u00fcn\u00fcn. \u00d6nce giren molek\u00fcllerdeki t\u00fcm ba\u011flar k\u0131r\u0131l\u0131r ve molek\u00fcller t\u00fcm\u00fcyle atomlar\u0131na ayr\u0131l\u0131r; bu ad\u0131m, k\u0131r\u0131lan ba\u011flar\u0131n ba\u011f enerjileri toplam\u0131na e\u015fit bir enerji so\u011furur. Ard\u0131ndan atomlar \u00fcr\u00fcn molek\u00fcllerinde birle\u015ferek yeni ba\u011flar olu\u015fturur; bu ad\u0131m, olu\u015fan ba\u011flar\u0131n ba\u011f enerjileri toplam\u0131na e\u015fit bir enerji a\u00e7\u0131\u011fa \u00e7\u0131kar\u0131r. Net fark, tepkime entalpisidir.<\/p>\n<p>Denk bir denklemde her iki tarafta ayn\u0131 atomlar bulundu\u011fundan, tepkime \u00f6ncesi var olan her ba\u011f ya de\u011fi\u015fmeden kal\u0131r ya da yenisiyle yer de\u011fi\u015ftirir. Hem girenlerde hem \u00fcr\u00fcnlerde bulunan ba\u011flar (seyirci ba\u011flar) birbirini g\u00f6t\u00fcr\u00fcr; bu y\u00fczden yaln\u0131zca ger\u00e7ekten de\u011fi\u015fen ba\u011flar\u0131 sayman\u0131z yeterlidir. Bu da y\u00f6ntemi h\u0131zland\u0131r\u0131r: yap\u0131lar\u0131 \u00e7izin, hangi ba\u011flar\u0131n k\u0131r\u0131l\u0131p hangilerinin olu\u015ftu\u011funu belirleyin, ortalama enerjilerini tablodan bak\u0131n ve form\u00fcl\u00fc uygulay\u0131n.<\/p>\n<p>Sonucun i\u015fareti en kullan\u0131\u015fl\u0131 bilgidir. \u0394H belirgin bi\u00e7imde negatifse, \u00fcr\u00fcnlerdeki ba\u011flar toplamda girenlerdeki ba\u011flardan daha g\u00fc\u00e7l\u00fcd\u00fcr ve fazlal\u0131k enerji \u0131s\u0131 olarak d\u0131\u015far\u0131 \u00e7\u0131kar. \u0394H pozitifse girenler daha g\u00fc\u00e7l\u00fc ba\u011fl\u0131d\u0131r; eksik enerjinin d\u0131\u015far\u0131dan sa\u011flanmas\u0131 gerekir. Bununla birlikte, \u0394H tek ba\u015f\u0131na bir tepkimenin kendili\u011finden ger\u00e7ekle\u015fip ger\u00e7ekle\u015fmeyece\u011fini s\u00f6ylemez \u2014 bu, Gibbs serbest enerjisine ba\u011fl\u0131d\u0131r ve denge konumu da s\u0131cakl\u0131\u011fa ba\u011fl\u0131d\u0131r (bu konular i\u00e7in <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/denge-sabiti-hesaplama\/\">denge sabiti hesaplama arac\u0131na<\/a> ve <a href=\"https:\/\/wpcalc.com\/en\/chemistry\/van-t-hoff-equation-calculator\/\">Van 't Hoff denklemi hesaplama arac\u0131na<\/a> bak\u0131n).<\/p>\n<h2>Varsay\u0131mlar, S\u0131n\u0131rlamalar ve Pratik \u0130pu\u00e7lar\u0131<\/h2>\n<p><strong>Ortalama ba\u011f enerjileri yakla\u015f\u0131k de\u011ferlerdir.<\/strong> Tablolardaki de\u011ferler bir\u00e7ok farkl\u0131 molek\u00fcl \u00fczerinden al\u0131nm\u0131\u015f ortalamalard\u0131r. Metan, eten ve benzendeki ger\u00e7ek bir C\u2013H ba\u011f\u0131n\u0131n g\u00fcc\u00fc ayn\u0131 de\u011fildir; bu nedenle ortalama de\u011ferlerle hesaplanan her \u0394H, kabaca 10\u201320 kJ\/mol, kimi zaman daha fazla bir belirsizlik ta\u015f\u0131r. Yukar\u0131daki H\u2082 + Cl\u2082 \u00f6rne\u011finde tahmin (\u2212183 kJ\/mol) tesad\u00fcfen deneysel de\u011fere (\u2212184,6 kJ\/mol) yak\u0131n \u00e7\u0131km\u0131\u015ft\u0131r; ancak bu uyumu her zaman beklemeyin.<\/p>\n<p><strong>Her \u015fey gaz olarak ele al\u0131n\u0131r.<\/strong> Ba\u011f enerjileri gaz faz\u0131ndaki molek\u00fcllere aittir. Herhangi bir giren ya da \u00fcr\u00fcn s\u0131v\u0131 veya kat\u0131ysa, buharla\u015fma ya da s\u00fcblimle\u015fme entalpileri yok say\u0131l\u0131r ve bu, sonucu belirgin bi\u00e7imde kayd\u0131rabilir. \u00c7\u00f6zeltilerdeki tepkimelerde ek etkile\u015fim enerjileri de hesaba kat\u0131lmaz.<\/p>\n<p><strong>Molek\u00fclleri de\u011fil ba\u011flar\u0131 say\u0131n.<\/strong> Ba\u015flamadan \u00f6nce her t\u00fcr i\u00e7in Lewis yap\u0131s\u0131n\u0131 \u00e7izin. S\u0131k yap\u0131lan bir hata, \u00e7ift ba\u011f\u0131 iki tek ba\u011f saymakt\u0131r \u2014 C=C \u00e7ift ba\u011f\u0131 (614 kJ\/mol), C\u2013C tek ba\u011f\u0131n\u0131n (347 kJ\/mol) iki kat\u0131 <em>de\u011fildir<\/em>. Ayr\u0131ca her iki taraftaki ba\u011f say\u0131lar\u0131n\u0131n do\u011fru olmas\u0131 i\u00e7in \u00f6nce denklemin denkle\u015fti\u011finden emin olun.<\/p>\n<p><strong>Do\u011fruluk \u00f6nemliyse standart olu\u015fum entalpilerini kullan\u0131n.<\/strong> Ba\u011f enerjisiyle yap\u0131lan tahminler h\u0131zl\u0131 ak\u0131l y\u00fcr\u00fctme, s\u0131n\u0131f problemleri ve b\u00fcy\u00fckl\u00fck kar\u015f\u0131la\u015ft\u0131rmalar\u0131 i\u00e7in m\u00fckemmeldir; ancak Hess yasas\u0131yla birle\u015ftirilen tablolu \u0394H\u00b0f de\u011ferleri \u00e7ok daha do\u011fru sonu\u00e7lar verir. Tahmininizi ard\u0131ndan deneysel olarak do\u011frulamak isterseniz, <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/kalorimetre-hesaplama\/\">kalorimetri hesaplama arac\u0131<\/a> \u0394H'nin s\u0131cakl\u0131k de\u011fi\u015fimlerinden nas\u0131l \u00f6l\u00e7\u00fcld\u00fc\u011f\u00fcn\u00fc g\u00f6sterir.<\/p>\n<p><strong>Birim d\u00f6n\u00fc\u015f\u00fcm\u00fc:<\/strong> ba\u011f enerjisi tablolar\u0131 genellikle kJ\/mol cinsindendir; kcal\/mol'ye \u00e7evirmek i\u00e7in 4,184'e b\u00f6l\u00fcn. Hesaplama arac\u0131 sonucu otomatik olarak her iki birimde g\u00f6sterdi\u011finden kar\u015f\u0131la\u015ft\u0131rma yapabilirsiniz.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bir kimyasal tepkimenin entalpi de\u011fi\u015fimini (\u0394H) ortalama ba\u011f enerjilerinden tahmin edin. K\u0131r\u0131lan ve olu\u015fan ba\u011flar\u0131 \"enerji \u00d7 adet\" bi\u00e7iminde girin ve tepkimenin ekzotermik mi endotermik mi oldu\u011funu g\u00f6r\u00fcn.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[23],"class_list":["post-3832","post","type-post","status-publish","format-standard","hentry","category-kimya","tag-kimyasal-bag"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/comments?post=3832"}],"version-history":[{"count":0,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3832\/revisions"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=3832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=3832"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=3832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}