JEE Main Chemistry question
If ΔG° for 2HI(g) ⇌ H₂(g) + I₂(g) at 25°C is 1.7 kJ, the equilibrium constant is:
Answer: (D)
Solution
lnK = −1700/(8.314×298) = −0.686 → K = 0.50.
If ΔG° for 2HI(g) ⇌ H₂(g) + I₂(g) at 25°C is 1.7 kJ, the equilibrium constant is:
lnK = −1700/(8.314×298) = −0.686 → K = 0.50.