摘要:15.金刚石和石墨的氧气中燃烧的热化学方程式为: C+O2(g)= CO2(g) △H =-395.41KJ·mol-1 C+O2(g)= CO2(g) △H =-395.51KJ·mol-1 则下列热化学方程式正确的是 ( ) A.C △H =-788.92KJ·mol-1 B.C △H = +788.92KJ·mol-1 C.C △H =-1.9KJ·mol-1 D.C △H = +1.9KJ·mol-1

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