Объяснение:
NaNО3 + HCl > NaCl + HNO3
Na+1 +NО3-1 + H+ +Cl- > Na+ +Cl- + H+ +NO3-
CuSO4 + 2NaOH > Cu(OH)2 + Na2SO4
Cu+2 +SO4-2 + 2Na+ +2OH- > Cu(OH)2 + 2Na+ +SO4-2
Cu+2 +2OH- > Cu(OH)2
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Объяснение:
NaNО3 + HCl > NaCl + HNO3
Na+1 +NО3-1 + H+ +Cl- > Na+ +Cl- + H+ +NO3-
CuSO4 + 2NaOH > Cu(OH)2 + Na2SO4
Cu+2 +SO4-2 + 2Na+ +2OH- > Cu(OH)2 + 2Na+ +SO4-2
Cu+2 +2OH- > Cu(OH)2