Consider the Reaction CO(g) + 2H₂(g) $\leftrightharpoons$ CH₃OH(l) at 25 ^$\circ$ C $\Delta$

question 10

Multiple Choice

Consider the reaction CO(g) + 2H₂(g) $\leftrightharpoons$ CH₃OH(l) at 25 ^$\circ$ C.
$\Delta$ G ^$\circ$ _f (CO) = -137.3 kJ/mol
$\Delta$ G ^$\circ$ _f (CH₃OH) = -166.3 kJ/mol
$\Delta$ H ^$\circ$ _f (CO) = -110.5 kJ/mol
$\Delta$ H ^$\circ$ _f (CH₃OH) = -238.7 kJ/mol
S ^$\circ$ (CO) = 197.9 J/K·mol
S ^$\circ$ (CH₃OH) = 126.8 J/K·mol
Calculate S ^$\circ$ (H₂(g) ) _.

• A) 101 J/K·mol
• B) 131 J/K·mol
• C) 151 J/K·mol
• D) 171 J/K·mol
• E) None of the above

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