When 0.2150.215 g of sodium metal is added to an excess of hydrochloric acid, 22302230 J of heat are produced. What is the enthalpy of the reaction as written? 2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g) Enthalpy of reaction:

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Chapter6: Thermochemisty
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Problem 6.120QP: Sodium carbonate, Na2CO3, is used to manufacture glass. It is obtained from sodium hydrogen...
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When 0.2150.215 g of sodium metal is added to an excess of hydrochloric acid, 22302230 J of heat are produced. What is the enthalpy of the reaction as written?

2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g)

Enthalpy of reaction:
 
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