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      <title>Reagente limitante e in eccesso by Giuliana</title>
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      <description>Laboratorio 15/11/16</description>
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      <pubDate>2016-11-17 14:28:30 UTC</pubDate>
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         <title>Attrezzatura </title>
         <author>giulianan</author>
         <link>https://padlet.com/giulianan/reagentelimitanteeineccesso/wish/138413163</link>
         <description><![CDATA[<ul><li>Bilancia</li><li>3 matracci</li><li>spatola</li><li>imbuto</li><li>3 palloncini</li></ul>]]></description>
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         <pubDate>2016-11-17 14:38:12 UTC</pubDate>
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         <title>Sostanze</title>
         <author>giulianan</author>
         <link>https://padlet.com/giulianan/reagentelimitanteeineccesso/wish/138413520</link>
         <description><![CDATA[<ul><li>NaHCO3 (bicarbonato), 3 pesate da 2g, 3,5g e 5g</li><li>CH3COOH (acido acetico) in soluzione al 5%, 150 ml </li></ul>]]></description>
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         <pubDate>2016-11-17 14:39:02 UTC</pubDate>
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         <title>Procedimento</title>
         <author>giulianan</author>
         <link>https://padlet.com/giulianan/reagentelimitanteeineccesso/wish/138415756</link>
         <description><![CDATA[<div>Abbiamo lavorato in gruppi. Dopo aver pesato il bicarbonato lo abbiamo messo nei palloncini: ne abbiamo utilizzato uno verde per i 2g, uno rosso per i 3,5g e uno giallo per i 5g. Poi abbiamo diviso la soluzione di acido acetico tra i tre matracci, mettendone 50 ml in ciascuno. Infine abbiamo messo i palloncini sui matracci e fatto cadere il bicarbonato nella soluzione.</div>]]></description>
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         <pubDate>2016-11-17 14:43:35 UTC</pubDate>
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         <title>Conclusione</title>
         <author>giulianan</author>
         <link>https://padlet.com/giulianan/reagentelimitanteeineccesso/wish/138417490</link>
         <description><![CDATA[<div>I tre palloncini si sono gonfiati. Quello con 2 g si è gonfiato di meno degli altri due, che si sono gonfiati in modo uguale ma con una differenza: nel matraccio dove abbiamo messo il palloncino giallo, ovvero quello con 5g di bicarbonato, è rimasto del reagente.&nbsp;<br>Infatti in quest'ultima soluzione non c'era abbastanza acido acetico per poter reagire con tutto il bicarbonato, perciò esso era in eccesso.</div>]]></description>
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         <pubDate>2016-11-17 14:47:08 UTC</pubDate>
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         <title>Reazione</title>
         <author>giulianan</author>
         <link>https://padlet.com/giulianan/reagentelimitanteeineccesso/wish/138420259</link>
         <description><![CDATA[<div>CH3COOH + NaHCO3&nbsp;→ CH3COONa (acetato di sodio) + CO2 + H2O</div>]]></description>
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         <pubDate>2016-11-17 14:53:00 UTC</pubDate>
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         <pubDate>2016-11-17 14:55:30 UTC</pubDate>
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