For the gas–phase equilibrium H_2(g)+I_2(g) 2HI(g) at 700 K,
CHEMISTRY · Subjective · A Level · Chemistry · Chemical equilibria (Le Chatelier’s principle and Kc) · Chemical equilibria (Le Chatelier’s principle and Kc)
Problem
For the gas–phase equilibrium H2(g)+I2(g)⇌2HI(g) at 700 K, Kp=51. A sealed container at 700 K contains PH2=2.0atm, PI2=1.5atm, and PHI=10atm. Predict whether the partial pressure of HI will increase or decrease as the system moves toward equilibrium.