In the Gas Phase, Formic Acid Forms a Dimmer, 2HCOOH(g) $\Delta$

question 92

Multiple Choice

In the gas phase, formic acid forms a dimmer, 2HCOOH(g) (HCOOH) ₂(g) .For this reaction, $\Delta$ H° = -60.1 kJ/mol and $\Delta$ G° = -13.9 kJ/mol at 25°C.Find the equilibrium constant (K_p) for this reaction at 75 °C.

• A)8960
• B)273
• C)0.120
• D)8.33
• E)1.12 × 10^-4

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