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發表於:2021-02-13
問題詳情:已知:2Zn(s)+O2(g)=2ZnO(s) △H=-701.0kJ·mol-1 2Hg(l)+O2(g)=2HgO(s) △H=-181.6kJ·mol-1則反應Zn(s)+HgO(s)=ZnO(s)+Hg(l)的△H為A.+519.4kJ·mol-1 ...
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發表於:2021-05-21
問題詳情:已知:2Zn(s)+O2(g)=2ZnO(s) △H=-701.0kJ·mol-1 2Hg(l)+O2(g)=2HgO(s) △H=-181.6kJ·mol-1則反應Zn(s)+HgO(s)=ZnO(s)+Hg(l)的△H為A.+519.4kJ·mol-1...
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發表於:2022-08-18
問題詳情:已知:2Zn(s)+O2(g)=2ZnO(s)△H=-701.0kJ·mol-1 2Hg(l)+O2(g)=2HgO(s)△H=-181.6kJ·mol-1 則反應Zn(s)+HgO(s)=ZnO(s)+Hg(l)的△H為A.+519.4kJ·mol-1B.+259.7kJ·mol-1C.-259.7kJ·mol-1...