Determine the Equilibrium Constant for the Following Reaction at 655 $\quad$

question 48

Multiple Choice

Determine the equilibrium constant for the following reaction at 655 K:
$\quad$ HCN(g) + 2H₂(g) → CH₃NH₂(g) Δ_rH° = -158 kJ mol^-1; $\quad$ Δ_rS°= -219.9 J K^-1 mol^-1

• A)3.99 × 10¹²
• B)13.0
• C)2.51 × 10^-13
• D)3.26 × 10^-12
• E)3.07 × 10¹¹

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