Na2CO4+Ba(NO3)2== Cu+Hg(NO3)2==

CaCO3+HCL==BaCL2+H2SO4==
2025-05-22 22:36:16
推荐回答(1个)
回答1:

CaCO3+HCL== CaCl2+CO2(气体)+H2O
BaCL2+H2SO4==BaSO4(沉淀)+2HCl