2)Cuo+HCl→ уровнять
3)NaCl+AgNO3 → H2SO4+BaCl2→ NaOH+NH4 Cl→ 4)Cu(OH)2→Cuo 5)Na2Co3+H2O→ 6)CaCO3+H2O→ 7)K2CO3+H2O→ APCl3+AgNO3→ Na2SO4+Bacl2→
3)NaCl+AgNO3 → H2SO4+BaCl2→ NaOH+NH4 Cl→ 4)Cu(OH)2→Cuo 5)Na2Co3+H2O→ 6)CaCO3+H2O→ 7)K2CO3+H2O→ APCl3+AgNO3→ Na2SO4+Bacl2→
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Verified answer
CuO +2HCl = CuCl2 + H2ONaCl + AgNO3 = AgCl↓+NaNO3
H2SO4 + BaCl2 = BaSO4↓+2HCl
Cu(OH)2 =t= CuO + H2O
Na2CO3 + H2O ≠
CaCO3 + H2O ≠
K2CO3 + H2O ≠
AlCl3 + 3AgNO3 = 3AgCl↓ + Al(NO3)3
Na2SO4 + BaCl2 = 2NaCl + BaSO4↓