Topic: K expressions and value: 1. Consider the following reaction 2 SO2 (g) + 02 (g) 2 SO3 (g) Write the equilibrium expression, Kc. 2. Consider the following reaction CaCO3 (s) CaO (s) + 02 (g) Write the equilibrium expression, Kc. 3. Consider the following reaction 2 SO2 (g) + 02 (g) 2 SO3 (g) Write the equilibrium expression, Kp. 4. Consider the following reaction H2O (g) + C (s) H2 (g) + CO (g) Write the equilibrium expression, Kp.