For the Reaction 2C(graphite)+ H₂(g) $\rarr$ C₂H₂(g) $\Delta$ G°= +2092 KJ/mol at 25°C

question 17

Multiple Choice

For the reaction 2C(graphite) + H₂(g) $\rarr$ C₂H₂(g) , $\Delta$ G°= +209.2 kJ/mol at 25°C.If P(H₂) = 100.atm, and P(C₂H₂) = 0.10 atm, calculate $\Delta$ G for this reaction.

• A)+207.8 kJ/mol
• B)+226.3 kJ/mol
• C)+192.1 kJ/mol
• D)+17.3 kJ/mol
• E)-16.9 kJ/mol

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