{"id":3995,"date":"2026-10-14T22:09:15","date_gmt":"2026-10-14T21:09:15","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/kimya\/kirchhoff-termokimya-yasasi-hesaplayici\/"},"modified":"2026-10-14T22:09:15","modified_gmt":"2026-10-14T21:09:15","slug":"kirchhoff-termokimya-yasasi-hesaplayici","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/kimya\/kirchhoff-termokimya-yasasi-hesaplayici\/","title":{"rendered":"Kirchhoff Termokimya Yasas\u0131 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\">Reaksiyon entalpisini bir s\u0131cakl\u0131ktan di\u011ferine uyarlama<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"3995\" data-favorite-title=\"Kirchhoff Termokimya Yasas\u0131\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/kimya\/kirchhoff-termokimya-yasasi-hesaplayici\/\" data-favorite-excerpt=\"Kirchhoff yasas\u0131yla bir reaksiyon entalpisini bir s\u0131cakl\u0131ktan di\u011ferine d\u00f6n\u00fc\u015ft\u00fcr\u00fcn. Referans s\u0131cakl\u0131ktaki bilinen entalpiyi, hedef s\u0131cakl\u0131\u011f\u0131 ve girenler ile \u00fcr\u00fcnlerin toplam \u0131s\u0131 kapasitelerini girin.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-chemistry-1\">\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\/kirchhoff-termokimya-yasasi-hesaplayici\/\" method=\"POST\" class=\"calculator\" id=\"calculator-3995\" data-post=\"3995\"><fieldset class=\"fieldset-input is-2\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"is-single field\" id=\"input-1\"><span class=\"font-semibold\">Referans s\u0131cakl\u0131\u011f\u0131ndaki entalpi<\/span><\/div><div class=\"field has-term\" id=\"input-2\"><label for=\"field-2\">Referans s\u0131cakl\u0131\u011f\u0131ndaki reaksiyon entalpisi (\u0394H\u2081)<\/label><div class=\"term\">\u0394H\u2081<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"number\" name=\"referans_scaklndaki_reaksiyon_entalpisi_h\" id=\"field-2\" aria-describedby=\"calc-info-2\" placeholder=\"e.g. -92.2\" step=\"any\" value=\"-92.2\"\/><div class=\"grid grid-cols-1\"><select id=\"field-3\" name=\"birim\" aria-label=\"Birim\"><option value=\"kJ_mol\" selected>kJ\/mol<\/option><option value=\"kcal_mol\">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><small id=\"calc-info-2\">Standart reaksiyon entalpisi (\u00f6r. 298,15 K&#039;de \u0394H\u00b0f). Ekzotermik reaksiyonlar i\u00e7in negatif, endotermik reaksiyonlar i\u00e7in pozitiftir.<\/small><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-4\">Referans s\u0131cakl\u0131\u011f\u0131 (T\u2081)<\/label><div class=\"term\">T\u2081<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"text\" name=\"referans_scakl_t\" id=\"field-4\" aria-describedby=\"calc-info-4\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" placeholder=\"e.g. 298.15\" min=\"0\" value=\"298.15\"\/><div class=\"grid grid-cols-1\"><select id=\"field-5\" name=\"birim\" aria-label=\"Birim\"><option value=\"K\" selected>K<\/option><option value=\"C\">\u00b0C<\/option><option value=\"F\">\u00b0F<\/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><small id=\"calc-info-4\">\u0394H\u2081&#039;in bilindi\u011fi s\u0131cakl\u0131k \u2014 genellikle standart referans s\u0131cakl\u0131\u011f\u0131 olan 298,15 K (25 \u00b0C).<\/small><\/div><div class=\"is-single field\" id=\"input-4\"><span class=\"font-semibold\">Hedef s\u0131cakl\u0131k<\/span><\/div><div class=\"field has-term\" id=\"input-5\"><label for=\"field-7\">Hedef s\u0131cakl\u0131k (T\u2082)<\/label><div class=\"term\">T\u2082<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"text\" name=\"hedef_scaklk_t\" id=\"field-7\" aria-describedby=\"calc-info-7\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" placeholder=\"e.g. 400\" min=\"0\" value=\"400\"\/><div class=\"grid grid-cols-1\"><select id=\"field-8\" name=\"birim\" aria-label=\"Birim\"><option value=\"K\" selected>K<\/option><option value=\"C\">\u00b0C<\/option><option value=\"F\">\u00b0F<\/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><small id=\"calc-info-7\">Reaksiyon entalpisinin hesaplanmak istendi\u011fi s\u0131cakl\u0131k.<\/small><\/div><div class=\"is-single field\" id=\"input-6\"><span class=\"font-semibold\">Molar \u0131s\u0131 s\u0131\u011falar\u0131 (t\u00fcm t\u00fcrler \u00fczerinden toplam: Cp \u00d7 stokiyometrik katsay\u0131)<\/span><\/div><div class=\"field has-term\" id=\"input-7\"><label for=\"field-10\">Girenlerin \u0131s\u0131 s\u0131\u011falar\u0131 toplam\u0131 (\u03a3Cp,girenler)<\/label><div class=\"term\">\u03a3Cp,r<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"text\" name=\"girenlerin_s_salar_toplam_cpgirenler\" id=\"field-10\" aria-describedby=\"calc-info-10\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" placeholder=\"e.g. 115.5\" min=\"0\" value=\"115.5\"\/><div class=\"grid grid-cols-1\"><select id=\"field-11\" name=\"birim\" aria-label=\"Birim\"><option value=\"J_molK\" selected>J\/(mol\u00b7K)<\/option><option value=\"kJ_molK\">kJ\/(mol\u00b7K)<\/option><option value=\"cal_molK\">cal\/(mol\u00b7K)<\/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><small id=\"calc-info-10\">T\u00fcm girenler \u00fczerinden \u03a3 Cp \u00d7 \u03bd. \u00d6rnek N\u2082 + 3H\u2082: 29,1 + 3 \u00d7 28,8 = 115,5 J\/(mol\u00b7K).<\/small><\/div><div class=\"field has-term\" id=\"input-8\"><label for=\"field-12\">\u00dcr\u00fcnlerin \u0131s\u0131 s\u0131\u011falar\u0131 toplam\u0131 (\u03a3Cp,\u00fcr\u00fcnler)<\/label><div class=\"term\">\u03a3Cp,p<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"text\" name=\"rnlerin_s_salar_toplam_cprnler\" id=\"field-12\" aria-describedby=\"calc-info-12\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" placeholder=\"e.g. 71.2\" min=\"0\" value=\"71.2\"\/><div class=\"grid grid-cols-1\"><select id=\"field-13\" name=\"birim\" aria-label=\"Birim\"><option value=\"J_molK\" selected>J\/(mol\u00b7K)<\/option><option value=\"kJ_molK\">kJ\/(mol\u00b7K)<\/option><option value=\"cal_molK\">cal\/(mol\u00b7K)<\/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><small id=\"calc-info-12\">T\u00fcm \u00fcr\u00fcnler \u00fczerinden \u03a3 Cp \u00d7 \u03bd. \u00d6rnek 2NH\u2083: 2 \u00d7 35,6 = 71,2 J\/(mol\u00b7K).<\/small><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"3995\">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> Kirchhoff Yasas\u0131 Sonu\u00e7lar\u0131<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Hedef s\u0131cakl\u0131ktaki reaksiyon entalpisi (\u0394H\u2082)<\/span><span class=\"result-term\">\u0394H\u2082<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"kJ\/mol\"><\/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-2\"><span class=\"field-title\"><span>\u0394Cp ve Alternatif Birimler<\/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 is-column\" id=\"output-3\"><span class=\"field-title\"><span>Hesaplama Ayr\u0131nt\u0131lar\u0131<\/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>Termokimyada Kirchhoff Yasas\u0131 Hakk\u0131nda<\/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><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=\"3995\" 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>Kirchhoff Termokimya Yasas\u0131 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_2 = \\Delta H_1 + \\Delta C_p \\,(T_2 - T_1) \\\\ \\Delta C_p = \\sum_{\\text{\u00fcr\u00fcnler}} \\nu_i C_{p,i} - \\sum_{\\text{girenler}} \\nu_i C_{p,i} \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Burada:<\/strong><\/p>\n<ul>\n<li>\\(\\Delta H_1\\) \u2014 referans s\u0131cakl\u0131k \\(T_1\\)'deki reaksiyon entalpisi (kJ\/mol)<\/li>\n<li>\\(\\Delta H_2\\) \u2014 hedef s\u0131cakl\u0131k \\(T_2\\)'deki reaksiyon entalpisi (kJ\/mol)<\/li>\n<li>\\(\\nu_i\\) \u2014 \\(i\\) t\u00fcr\u00fcn\u00fcn stokiyometrik katsay\u0131s\u0131<\/li>\n<li>\\(C_{p,i}\\) \u2014 \\(i\\) t\u00fcr\u00fcn\u00fcn sabit bas\u0131n\u00e7taki molar \u0131s\u0131 kapasitesi<\/li>\n<li>\\(\\Delta C_p\\) \u2014 \u00fcr\u00fcnlerin ve girenlerin toplam \u0131s\u0131 kapasiteleri aras\u0131ndaki fark<\/li>\n<\/ul>\n<p>Form\u00fcl, bir reaksiyon entalpisinin s\u0131cakl\u0131kla nas\u0131l de\u011fi\u015fti\u011fini ifade eder: girenleri ve \u00fcr\u00fcnleri ayn\u0131 miktarda \u0131s\u0131tmak (veya so\u011futmak), \u0131s\u0131 kapasiteleri farkl\u0131 oldu\u011fu i\u00e7in farkl\u0131 miktarda \u0131s\u0131 gerektirir ve bu fark, \\(\\Delta H\\)'deki kayma olarak birikir. \\(\\Delta C_p\\)'nin \\(T_1\\)\u2013\\(T_2\\) aral\u0131\u011f\u0131nda sabit oldu\u011fu varsay\u0131l\u0131r.<\/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>Kirchhoff Yasas\u0131 \u2013 \u00d6rnek Hesaplama<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> amonyak sentezi reaksiyonu N\u2082 + 3H\u2082 \u2192 2NH\u2083 i\u00e7in 298,15 K'deki standart reaksiyon entalpisi \u221292,2 kJ\/mol'd\u00fcr. 400 K'deki entalpiyi, \u03a3Cp(girenler) = 115,5 J\/(mol\u00b7K) (29,1 + 3 \u00d7 28,8) ve \u03a3Cp(\u00fcr\u00fcnler) = 71,2 J\/(mol\u00b7K) (2 \u00d7 35,6) de\u011ferleriyle tahmin edin.<\/p>\n<p>\\[ \\Delta C_p = 71.2 - 115.5 = -44.3\\ \\text{J\/(mol\u00b7K)} = -0.0443\\ \\text{kJ\/(mol\u00b7K)} \\]<\/p>\n<p>\\[ \\Delta H_2 = -92.2 + (-0.0443)(400 - 298.15) = -92.2 - 4.51 = -96.71\\ \\text{kJ\/mol} \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> \u0394H\u2082 \u2248 \u221296,71 kJ\/mol. \u0394Cp negatif oldu\u011fu i\u00e7in reaksiyon 400 K'de, 298,15 K'ye k\u0131yasla yakla\u015f\u0131k 4,5 kJ\/mol daha ekzotermiktir.<\/p>\n<p>\n\r\n<\/section>\n<h2>Hesaplama Arac\u0131 Nas\u0131l Kullan\u0131l\u0131r?<\/h2>\n<ol>\n<li>Bilinen <strong>Referans S\u0131cakl\u0131ktaki Reaksiyon Entalpisini (\u0394H\u2081)<\/strong> girin ve kJ\/mol ya da kcal\/mol birimini se\u00e7in. Ekzotermik reaksiyon i\u00e7in negatif, endotermik reaksiyon i\u00e7in pozitif de\u011fer kullan\u0131n.<\/li>\n<li><strong>Referans S\u0131cakl\u0131\u011f\u0131 (T\u2081)<\/strong> girin \u2014 genellikle 298,15 K'dir \u2014 ve birimini (K, \u00b0C veya \u00b0F) se\u00e7in.<\/li>\n<li><strong>Hedef S\u0131cakl\u0131\u011f\u0131 (T\u2082)<\/strong> ve birimini girin. D\u00fczeltilmi\u015f entalpiyi bilmek istedi\u011finiz s\u0131cakl\u0131kt\u0131r.<\/li>\n<li>Reaksiyondaki her t\u00fcr i\u00e7in molar \u0131s\u0131 kapasitesi \\(C_p\\)'yi stokiyometrik katsay\u0131s\u0131yla \u00e7arp\u0131n, sonra denklemin her iki taraf\u0131ndaki de\u011ferleri ayr\u0131 ayr\u0131 toplay\u0131n. Toplamlar\u0131 <strong>Girenlerin Is\u0131 Kapasiteleri Toplam\u0131 (\u03a3Cp,girenler)<\/strong> ve <strong>\u00dcr\u00fcnlerin Is\u0131 Kapasiteleri Toplam\u0131 (\u03a3Cp,\u00fcr\u00fcnler)<\/strong> alanlar\u0131na girin ve J\/(mol\u00b7K), kJ\/(mol\u00b7K) veya cal\/(mol\u00b7K) birimini se\u00e7in.<\/li>\n<li>Sonucu okuyun: se\u00e7ti\u011finiz entalpi biriminde <strong>Hedef S\u0131cakl\u0131ktaki Reaksiyon Entalpisi (\u0394H\u2082)<\/strong>, ayr\u0131ca \u0394Cp, birim d\u00f6n\u00fc\u015f\u00fcmleri ve ad\u0131m ad\u0131m tam bir \u00e7\u00f6z\u00fcm.<\/li>\n<\/ol>\n<h2>Kirchhoff Termokimya Yasas\u0131 Nedir?<\/h2>\n<p>Kirchhoff yasas\u0131, bir kimyasal reaksiyonun entalpi de\u011fi\u015fiminin s\u0131cakl\u0131\u011fa nas\u0131l ba\u011fl\u0131 oldu\u011funu tan\u0131mlar. Entalpi bir durum fonksiyonu oldu\u011fundan, sabit bas\u0131n\u00e7ta reaksiyon entalpisinin s\u0131cakl\u0131\u011fa g\u00f6re t\u00fcrevi, \u00fcr\u00fcnlerle girenlerin \u0131s\u0131 kapasiteleri aras\u0131ndaki farka e\u015fittir:<\/p>\n<p>\\[ \\left( \\frac{\\partial \\Delta H}{\\partial T} \\right)_p = \\Delta C_p \\]<\/p>\n<p>Bu ifadeyi \\(T_1\\)'den \\(T_2\\)'ye integral almak \\(\\Delta H(T_2) = \\Delta H(T_1) + \\int_{T_1}^{T_2} \\Delta C_p\\, dT\\) sonucunu verir. \\(\\Delta C_p\\) s\u0131cakl\u0131k aral\u0131\u011f\u0131nda sabit kabul edildi\u011finde \u2014 k\u00fc\u00e7\u00fck aral\u0131klar i\u00e7in iyi bir yakla\u015f\u0131md\u0131r bu \u2014 integral \\(\\Delta C_p (T_2 - T_1)\\) bi\u00e7imine sadele\u015fir; hesaplama arac\u0131 bu bi\u00e7imi kullan\u0131r.<\/p>\n<p>Fiziksel tablo basittir. Tablolardaki reaksiyon entalpileri neredeyse her zaman 298,15 K'ye aittir, oysa ger\u00e7ek reakt\u00f6rler, motorlar ve kalorimetreler ba\u015fka s\u0131cakl\u0131klarda \u00e7al\u0131\u015f\u0131r. Kar\u015f\u0131la\u015ft\u0131rma yapmak i\u00e7in girenleri \\(T_1\\)'den \\(T_2\\)'ye \u0131s\u0131t\u0131p reaksiyonu ger\u00e7ekle\u015ftirdi\u011finizi ve \u00fcr\u00fcnleri geri so\u011futtu\u011funuzu d\u00fc\u015f\u00fcn\u00fcn \u2014 iki \u0131s\u0131tma gereksinimi aras\u0131ndaki fark tam olarak \\(\\Delta C_p (T_2 - T_1)\\) kadard\u0131r.<\/p>\n<p>\u0130\u015faretin yorumlanmas\u0131 en yararl\u0131 k\u0131s\u0131md\u0131r. \\(\\Delta C_p &lt; 0\\) ise (\u00fcr\u00fcnlerin \u0131s\u0131 kapasitesi girenlerinkinden d\u00fc\u015f\u00fckse) reaksiyon s\u0131cakl\u0131k artt\u0131k\u00e7a daha ekzotermik h\u00e2le gelir. \\(\\Delta C_p &gt; 0\\) ise daha endotermik h\u00e2le gelir. \\(\\Delta C_p = 0\\) ise entalpi s\u0131cakl\u0131ktan ba\u011f\u0131ms\u0131zd\u0131r. Uygulamada \\(\\Delta C_p\\) genellikle k\u00fc\u00e7\u00fckt\u00fcr; bu y\u00fczden \\(\\Delta H\\), y\u00fczlerce kelvinlik aral\u0131klarda bile genellikle yaln\u0131zca birka\u00e7 y\u00fczde kayar.<\/p>\n<h2>Varsay\u0131mlar, S\u0131n\u0131rlamalar ve Pratik \u0130pu\u00e7lar\u0131<\/h2>\n<ul>\n<li><strong>Sabit \u0131s\u0131 kapasiteleri.<\/strong> Do\u011frusal bi\u00e7im yaln\u0131zca \\(C_p\\) de\u011ferlerinin az de\u011fi\u015fti\u011fi aral\u0131klarda do\u011frudur. Geni\u015f s\u0131cakl\u0131k aral\u0131klar\u0131nda (birka\u00e7 y\u00fcz kelvinden fazla) standart tablolardaki \\(C_p = a + bT + cT^2\\) veya \\(C_p = a + bT + c\/T^2\\) gibi s\u0131cakl\u0131\u011fa ba\u011fl\u0131 ifadeleri al\u0131p onlar\u0131 integralleyin.<\/li>\n<li><strong>Faz de\u011fi\u015fimi yok.<\/strong> Hesaplama, her t\u00fcr\u00fcn \\(T_1\\) ile \\(T_2\\) aras\u0131nda ayn\u0131 fazda kald\u0131\u011f\u0131n\u0131 varsayar. Aral\u0131k i\u00e7inde ger\u00e7ekle\u015fen bir erime, buharla\u015fma ya da ba\u015fka bir ge\u00e7i\u015f, ge\u00e7i\u015f s\u0131cakl\u0131\u011f\u0131nda \\(\\nu \\Delta H_{\\text{ge\u00e7i\u015f}}\\) terimi ekler.<\/li>\n<li><strong>Tutarl\u0131 veri.<\/strong> T\u00fcm \u0131s\u0131 kapasiteleri ayn\u0131 bas\u0131nca (genellikle 1 bar) ve denge denklemdeki t\u00fcrlerle ayn\u0131 fiziksel h\u00e2le ait olmal\u0131d\u0131r. Stokiyometrik katsay\u0131lar\u0131 iki kez kontrol edin \u2014 \u03a3\u03bdCp toplamlar\u0131, denklemin yaz\u0131ld\u0131\u011f\u0131 h\u00e2liyle e\u015fle\u015fmelidir.<\/li>\n<li><strong>\u0130\u015faretler \u00f6nemli.<\/strong> Ekzotermik reaksiyonlarda \u0394H\u2081'i negatif tutun. Hesaplama arac\u0131, reaksiyonun hedef s\u0131cakl\u0131kta ekzo- veya endotermik oldu\u011funu ve entalpinin ne kadar kayd\u0131\u011f\u0131n\u0131 g\u00f6sterir.<\/li>\n<li><strong>T\u2081 = T\u2082 durumuna dikkat.<\/strong> Her iki s\u0131cakl\u0131k da kelvine d\u00f6n\u00fc\u015ft\u00fcr\u00fcld\u00fckten sonra ayn\u0131ysa \u0394H\u2082 basit\u00e7e \u0394H\u2081'e e\u015fit olur ve hesaplama arac\u0131 iki farkl\u0131 de\u011fer girmenizi ister.<\/li>\n<\/ul>\n<p>Hen\u00fcz bir referans entalpiniz yoksa, <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/hess-yasasi-hesaplayici\/\">Hess yasas\u0131 hesaplama arac\u0131yla<\/a> standart olu\u015fum entalpilerinden olu\u015fturabilir veya <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/bag-enerjilerinden-tepkime-entalpisi-hesaplama\/\">ba\u011f enerjilerinden reaksiyon entalpisi hesaplama arac\u0131yla<\/a> tahmin edebilirsiniz. Di\u011fer s\u0131cal\u0131\u011fa ba\u011fl\u0131 kimya tahminleri i\u00e7in, buhar bas\u0131n\u00e7lar\u0131 s\u00f6z konusu oldu\u011funda <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/antoine-denklemi-hesaplayici-2\/\">Antoine denklemi hesaplama arac\u0131<\/a> kullan\u0131\u015fl\u0131 bir yard\u0131mc\u0131d\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kirchhoff yasas\u0131yla bir reaksiyon entalpisini bir s\u0131cakl\u0131ktan di\u011ferine d\u00f6n\u00fc\u015ft\u00fcr\u00fcn. Referans s\u0131cakl\u0131ktaki bilinen entalpiyi, hedef s\u0131cakl\u0131\u011f\u0131 ve girenler ile \u00fcr\u00fcnlerin toplam \u0131s\u0131 kapasitelerini girin.<\/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":[65],"class_list":["post-3995","post","type-post","status-publish","format-standard","hentry","category-kimya","tag-reaksiyonlar"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3995","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=3995"}],"version-history":[{"count":0,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3995\/revisions"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=3995"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=3995"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=3995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}