а)NaCl+AgNO3=AgCl↓+NaNO3
Na+ + Cl- + Ag+ + NO3- =AgCl + Na+ + NO3-
Ag+ + Cl- =AgCl
б)2HNO3+Ca(OH)2=Ca(NO3)2+2H2O
2H+ + 2NO3- + Ca 2+ + 2OH- = Ca 2+ + 2NO3- + 2H2O
2H+ + 2OH- =2H2O
H+ + OH- =H2O
в)2HCl+K2CO3=2KCl+H2O+CO2
а)NaCl+AgNO3=AgCl↓+NaNO3
Na+ + Cl- + Ag+ + NO3- =AgCl + Na+ + NO3-
Ag+ + Cl- =AgCl
б)2HNO3+Ca(OH)2=Ca(NO3)2+2H2O
2H+ + 2NO3- + Ca 2+ + 2OH- = Ca 2+ + 2NO3- + 2H2O
2H+ + 2OH- =2H2O
H+ + OH- =H2O
в)2HCl+K2CO3=2KCl+H2O+CO2