A) + 540.3
B) + 727.3
C) ? 166.9
D) + 19.8
Correct Answer: D
Solution :
\[\Delta {{S}^{o}}=2S_{HCl}^{o}-(S_{{{H}_{2}}}^{o}+S_{C{{l}_{2}}}^{o})\] \[=2\times 186.7-(130.6+223.0)=19.8\,J{{K}^{-1}}mo{{l}^{-1}}\]You need to login to perform this action.
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