Задание 1 Закончить уравнения реакции , расставьте коэффициенты
1. MgO + 2HNO3 →
2. Mg + 2HCl→
3. KOH + H3PO4→
4. 2NaOH + H2S →
1. MgO + 2HNO3 →
2. Mg + 2HCl→
3. KOH + H3PO4→
4. 2NaOH + H2S →
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Answers & Comments
Ответ:
1. MgO + 2HNO3 = Mg(NO3)2 + H2O
2. Mg + 2HCl = MgCl2 + H2
3. 3KOH + H3PO4 = K3PO4 + 3H2O
4. 2NaOH + H2S = Na2S + 2H2O
1. MgO + 2HNO₃ → Mg(NO₃)₂ + H₂O
2. Mg + 2HCl → MgCl₂ + H₂
3. 3KOH + H₃PO₄ → K₃PO₄ + 3H₂O
4. 2NaOH + H₂S → Na₂S + 2H₂O