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      <title>Problema de la termoquímica by José Boher</title>
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      <description>¿Qué problemas se resuelven mediante la termoquímica?</description>
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      <pubDate>2023-04-08 02:08:53 UTC</pubDate>
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         <title>El problema</title>
         <author>joseboher</author>
         <link>https://padlet.com/joseboher/9psney7zcx60e6gm/wish/2547451880</link>
         <description><![CDATA[<div>La necesidad de poder calcular las cantidades de energía térmica que se requieren intercambiar, en forma de calor (Q), con el sistema para producir un cambio <strong>físico</strong> o <strong>químico </strong>sobre el mismo</div>]]></description>
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         <pubDate>2023-04-08 02:23:43 UTC</pubDate>
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         <title>Cambios físicos</title>
         <author>joseboher</author>
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         <description><![CDATA[<div>Cuando una sustancia varía su temperatura y/o cambia de fase, se trata de un cambio físico, ya que la composición de la sustancia se mantiene.</div>]]></description>
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         <pubDate>2023-04-08 02:30:13 UTC</pubDate>
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         <title>Cambios químicos</title>
         <author>joseboher</author>
         <link>https://padlet.com/joseboher/9psney7zcx60e6gm/wish/2547454447</link>
         <description><![CDATA[<div>Cuando una o mas sustancias cambian su composición para convertirse en nuevas sustancias, estamos frente a una reacción química.</div>]]></description>
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         <pubDate>2023-04-08 02:33:33 UTC</pubDate>
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         <title>Variación de temperatura</title>
         <author>joseboher</author>
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         <pubDate>2023-04-08 02:42:09 UTC</pubDate>
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         <title>Cambio de fase</title>
         <author>joseboher</author>
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         <pubDate>2023-04-08 02:47:15 UTC</pubDate>
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         <title>Método directo</title>
         <author>joseboher</author>
         <link>https://padlet.com/joseboher/9psney7zcx60e6gm/wish/2547460186</link>
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         <pubDate>2023-04-08 02:55:07 UTC</pubDate>
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         <title>Método indirecto o Ley de Hess</title>
         <author>joseboher</author>
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         <pubDate>2023-04-08 02:57:16 UTC</pubDate>
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