What is the relationship between enthalpies p, q, r and s?

S(s) + H2(g) -> H2S(g) AH=p

H2(g) + O2(g) -> H20(1) AH=q

S(s) + O2(g) -> SO2(g) AH=r

H2S(g) + 1%202(g) -> H2O(1) + SO2(g) AH=s

Which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.