Объяснение:
Zn+2HCl=ZnCl2+H2
ZnCl2+2NaOH=Zn(OH)2+2NaCl
Zn(OH)2=ZnO+H2O
ZnO+2HNO3=Zn(NO3)2+H2O
Zn(NO3)2+Na2CO3=ZnCO3+2NaNO3
ZnCO3+H2SO4=ZnSO4+CO2+H2O
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Объяснение:
Zn+2HCl=ZnCl2+H2
ZnCl2+2NaOH=Zn(OH)2+2NaCl
Zn(OH)2=ZnO+H2O
ZnO+2HNO3=Zn(NO3)2+H2O
Zn(NO3)2+Na2CO3=ZnCO3+2NaNO3
ZnCO3+H2SO4=ZnSO4+CO2+H2O