摘要:11.已知C(s).H2(g).CH3C00H(1)的燃烧热分别是393.5kJ/mol.285.8kJ/mol和870.3kJ/mol.(注:CH3COOH的燃烧产物是CO2和H2O)则反应2C(s)+2H2(g)+O2(g)=CH3COOH A.一488.3KJ·mol-1 B.-762.6kJ·mol-1 C.一654.9kJ·mol-1 D.+191kJ·mol-1
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