а)Pb(NO3)2+NaCl = NaNO3+PbCl2
б) Na2CO3+H2SO4 = CO2+H2O+NA2SO4
в)KOH+HNO3=KNO3+H2O
г) CuSO4+NaOH= Na2SO4+Cu(OH)2
д) KCl+AgNO3=AgCl+KNO3
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а)Pb(NO3)2+NaCl = NaNO3+PbCl2
б) Na2CO3+H2SO4 = CO2+H2O+NA2SO4
в)KOH+HNO3=KNO3+H2O
г) CuSO4+NaOH= Na2SO4+Cu(OH)2
д) KCl+AgNO3=AgCl+KNO3