6.54 calculate the heats of combustion for the following
aris reactions from the standard enthalpies of formation
listed in appendix 3:
(a) c2h4(g) + 302(g) → 2c02(g) + 2h2o(1)
(b) 2h, s(g) + 302(g) → 2h2o(l) + 2502(g)

Assignment directions: pick one of the following chemists and perform a bit of research on him/her. answer the following questions. alice hamilton             rosalind franklin marie curie             gertrude b. elion ada yonath             henry cavendish robert boyle             antoine lavoisier mario j. molina             svante arrhenius