Consider the reaction 2so2(g) + o2(g) mc021-1.jpg 2so3(g). substance mc021-2.jpghf (kj/mol) s (j/(molmc021-3.jpgk)) so3(g) –396 130.58 so2(g) –297 191.50 o2(g) 0 205.00 what is the mc021-4.jpggrxn of this reaction, and would it be spontaneous or nonspontaneous at 300.0 k? use mc021-5.jpgg = mc021-6.jpgh – tmc021-7.jpgs. –296 kj/mol, spontaneous –296 kj/mol, nonspontaneous –100 kj/mol, spontaneous –100 kj/mol, nonspontaneous