KOH + ( )== K2SO4+( )

问题描述:

KOH + ( )== K2SO4+( )

2KOH + (H2SO4 )== K2SO4+(2H2O )
2KOH + (CuSO4 )== K2SO4+Cu(OH)2(沉淀) )

2koh+h2so4=k2so4 +2h2o