he value of ΔH0for the reaction is -126 kJ. Determine the heat released when 2.00 mol of NaOH is formed in the reaction: 2Na2O2 (s) + 2H2O (l) → 2NaOH(s) + O2 (g) inn kJ.

Chemistry: The Molecular Science
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Chapter4: Energy And Chemical Reactions
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4. The value of ΔH0for the reaction is -126 kJ. Determine the heat released when 2.00 mol of NaOH is formed in the reaction: 2Na2O2 (s) + 2H2O (l) → 2NaOH(s) + O2 (g) inn kJ. 

A. 252 

B. 63 

C. 3.9 

D. 7.8

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