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=−197kJ 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
