Закончите уравнения химических реакций 1. HCl + Zn →
2. CuО + Н2SO4 →
3. NаОН+ HCl →
4. Cu(ОН)2+ HCl →
5. Na2CO3+ HCl →
6. BaCl2+ Н2SO4 →
7. Na2SO4 + HCl →
2. CuО + Н2SO4 →
3. NаОН+ HCl →
4. Cu(ОН)2+ HCl →
5. Na2CO3+ HCl →
6. BaCl2+ Н2SO4 →
7. Na2SO4 + HCl →
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Ответ:
1) Zn+2HCl → ZnCl2+H2↓
2) CuO+H2SO4 → CuSO4+H2O
3) NaOH+HCl → NaCl+H2O
4) Cu(OH)2+2HCl → CuCl2+2H2O
5) Na2CO3+2HCl → 2NaCl+CO2↑+H2O
6) BaCl2+H2SO4 → BaSO4↓+2HCl
7) Na2SO4+2HCl → 2NaCl+H2SO4