Ответ:
Объяснение:
1) MgO + 2HNO3 = Mg(NO3)2 + H2O
Mg(NO3)2 + 2NaOH = Mg(OH)2↓ + 2NaNO3
2) 2Fe + 3Cl2 = 2FeCl3
FeCl3 + 3NaOH = Fe(OH)3↓ + 3NaCl
2Fe(OH)3 + 3H2SO4 = Fe2(SO4)3 + 6H2O
Fe2(SO4)3 +3 Zn = 3ZnSO4 + 2Fe↓
Fe + 2HCl = FeCl2 + H2↑
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Answers & Comments
Ответ:
Объяснение:
1) MgO + 2HNO3 = Mg(NO3)2 + H2O
Mg(NO3)2 + 2NaOH = Mg(OH)2↓ + 2NaNO3
2) 2Fe + 3Cl2 = 2FeCl3
FeCl3 + 3NaOH = Fe(OH)3↓ + 3NaCl
2Fe(OH)3 + 3H2SO4 = Fe2(SO4)3 + 6H2O
Fe2(SO4)3 +3 Zn = 3ZnSO4 + 2Fe↓
Fe + 2HCl = FeCl2 + H2↑