几个高中化学反应方程式
3水合硝酸铜加热至400度
Cu2O与稀硝酸反应
磷酸与NaOH以物质的量2：3反应
人气：454 ℃ 时间：2019-12-12 21:19:22
解答
Cu(NO3)2.3H2O=CuO+3H2O+2NO2↑
3Cu2O+稀14HNO3=6Cu（NO3）2+2NO↑+7H2O
2H3PO4+3NaOH=NaH2PO4+Na2HPO4+3H2O
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