问题标题:
K2Cr2O7+C2H5oH+H2SO4=CH3COOH+K2SO4+Cr2SO4+H2O配平系数是多少急
问题描述:
K2Cr2O7+C2H5oH+H2SO4=CH3COOH+K2SO4+Cr2SO4+H2O配平系数是多少急
姜金菊回答:
2K2Cr2O7+5C2H5oH+4H2SO4=5CH3COOH+2K2SO4+2Cr2SO4+9H2O
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