SOLVED

41) Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO3(g). 2 SO2(g) + O2(g) ? 2 SO3(g) Kc = 1.7 × 108 [SO2]eq = 0.0034 M[O2]eq = 0.0018 M A) 1.9 M B) 1.0 × 103 M C) 0.53 M D) 9.6 × 10-4 M E) 0.73 M 42) Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO3(g). 2 SO2(g) + O2(g) ? 2 SO3(g) Kc = 1.7 × 108 [SO3]eq = 0.0034 M[O2]eq = 0.0018 M A) 2.8 × 1013 M B) 1.88 M C) 6.1 × 10-6 M D) 1.0 × 103 M E) 1.4 M 43) Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium pressure of H2. D2(g) + H2(g) ? 2 HD(g)Kp = 1.80 P(D2)eq = 1.1 × 10-3 atmP(HD)eq = 2.7 × 10-3 atm A) 2.7 atm B) 1.4 atm C) 0.73 atm D) 3.7 × 10-3 atm E) 8.1 × 10-4 atm 44) Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium pressure of CO. CO(g) + 2 H2(g) ? CH3OH(l)Kp = 2.25 × 104 P(H2)eq = 0.52 atm A) 8.3 × 104 atm B) 1.2 × 10-5 atm C) 6.25 × 10-3 atm D) 8.5 × 10-5 atm E) 1.6 × 10-4 atm 45) Consider the following reaction: Xe(g) + 2 F2(g) → XeF4(g) A reaction mixture initially contains 2.24 atm Xe and 4.27 atm F2. If the equilibrium pressure of Xe is 0.34 atm, find the equilibrium constant (Kp) for the reaction. A) 25 B) 0.12 C) 0.99 D) 8.3 E) 0.040 46) Consider the following reaction: COCl2(g) ? CO(g) + Cl2(g) A reaction mixture initially contains 1.6 M COCl2. Determine the equilibrium concentration of CO if Kc for the reaction at this temperature is 8.33 × 10-4. Calculate this based on the assumption that the answer is negligible compared to 1.6. A) 4.2 × 10-4 M B) 1.5 × 10-3 M C) 3.7 × 10-2 M D) 2.1 × 10-2 M E) 1.3 × 10-3 M 47) Consider the following reaction: CuS(s) + O2(g) ? Cu(s) + SO2(g) A reaction mixture initially contains 2.9 M O2. Determine the equilibrium concentration of O2 if Kc for the reaction at this temperature is 1.5. A) 1.9 M B) 1.7 M C) 2.2 M D) 1.2 M E) 0.59 M 48) Consider the following reaction: 2 H2O(g) + 2 SO2(g) ? 2 H2S(g) + 3 O2(g) A reaction mixture initially contains 2.8 M H2O and 2.6 M SO2. Determine the equilibrium concentration of H2S if Kc for the reaction at this temperature is 1.3 × 10-6. A) 0.045 M B) 0.058 M C) 0.028 M D) 3.1 × 10-3 M E) 0.12 M 49) Consider the following reaction: CO2(g) + C(graphite) ? 2 CO(g) A reaction mixture initially contains 0.56 atm CO2 and 0.32 atm CO. Determine the equilibrium pressure of CO if Kp for the reaction at this temperature is 2.25. A) 0.83 atm B) 0.31 atm C) 0.26 atm D) 0.58 atm E) 0.42 atm 50) Consider the following reaction: NO(g) + SO3(g) ? NO2(g) + SO2(g) A reaction mixture initially contains 0.86 atm NO and 0.86 atm SO3. Determine the equilibrium pressure of NO2 if Kp for the reaction at this temperature is 0.0118. A) 0.78 atm B) 0.084 atm C) 0.012 atm D) 0.85 atm E) 0.048 atm