16. Chemical Equilibrium

Which of the following is the correct expression for K_p for the reaction: N_2(g) + 3 H_2(g) ⇌ 2 NH_3(g)?

Which of the following is the correct equilibrium constant expression for the reaction: 3H+(aq) + PO4^3-(aq) ⇌ H3PO4(aq)?

What is the expression for the equilibrium constant (K) for the reaction: Li(s) + 2H2O(l) ⇌ Li+(aq) + 2OH-(aq) + H2(g)?

The Keq for the equilibrium below is 5.4 x 10^13 at 480.0°C.2NO (g) + O2 (g) ↔ 2NO2 (g)What is the value of Keq at this temperature for the following reaction?NO (g) + 1/2 O2 (g) ↔ NO2 (g)

At T = 700 K, the equilibrium constant for the reaction CCl4(g) ⇌ C(s) + 2 Cl2(g) is K_p = 0.76. A flask is charged with 3.0 atm of CCl4(g) at 700 K, which is then allowed to reach equilibrium. What is the partial pressure of Cl2(g) in the flask?

For the reaction 2SO2(g) + O2(g) ⇌ 2SO3(g), if the equilibrium partial pressures are P(SO2) = 0.2 atm, P(O2) = 0.1 atm, and P(SO3) = 0.4 atm, what is the value of the equilibrium constant Kp?

What is the equilibrium constant, Kp, for the reaction MgCO3(s) ⇌ MgO(s) + CO2(g) at 25 °C given that ΔG° = 48.2 kJ?

Consider the reaction: 2CO(g) + O2(g) ⇌ 2CO2(g). What is the correct equilibrium expression for this reaction?

For the equilibrium reaction N₂(g) + 3H₂(g) ⇌ 2NH₃(g), the equilibrium constant Kc at a certain temperature is 0.5. If the initial concentrations of N₂ and H₂ are both 1.0 M, what will be the equilibrium concentration of NH₃?