()C+()K2Cr2O7+()H2SO4-------()CO2+()K2SO4+()Cr2(SO4)+()( )化学的缺项配平
问题描述:
()C+()K2Cr2O7+()H2SO4-------()CO2+()K2SO4+()Cr2(SO4)+()( )
化学的缺项配平
答
(3)C+(2)K2Cr2O7+(8)H2SO4=(3)CO2+(2)K2SO4+(2)Cr2(SO4)3+(8)(H2O )
你漏写了个3:Cr2(SO4)3