Calculate Kc for the reaction below. 12(g)=21(g)Kp=6.26x10-22 (at 298 K) Express your answer using three significant figures. Kc = Part B Calculate Kc for the reaction below. CH4(g)+H2O(g)=CO(g)+3H2(g)Kp=7.7x1024 (at 298 K) Express your answer using two significant figures. Kc = Part C Calculate Kc for the reaction below. (at 298 K) 12(g)+C12(g)=21Cl(g)Kp=81.9 Express your answer using three significant figures. KC =