Question HLPaper 1AAnswerSulfur dioxide reacts with oxygen to form sulfur trioxide. 2SO2 (g)+O2 (g)⇌2SO3 (g)ΔH=−197 kJ2SO_2 (g) + O_2 (g) \rightleftharpoons 2SO_3 (g) \quad \quad \Delta H = −197 \, kJ2SO2 (g)+O2 (g)⇌2SO3 (g)ΔH=−197 kJ Which change increases the value of KcK_cKc?Adecreasing the temperatureBdecreasing [SO2 (g)][SO_2 (g)][SO2 (g)]Cdecreasing [SO3 (g)][SO_3 (g)][SO3 (g)]Dincreasing the temperature
