1. 2H2O=2H2+O2
2. 2Cu+O2=2CuO
3. 4P+3O2=P2O3
4. Р2О3 + 4NaOH = 2Na2HPO3 + Н2О
1. 2H₂O=2H₂+O₂
2. 2Cu+O₂=2CuO
3. 4P+3O₂=P₂O₃
4. Р₂О₃ + 4NaOH = 2Na2HPO₃ + Н₂O
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Answers & Comments
Verified answer
1. 2H2O=2H2+O2
2. 2Cu+O2=2CuO
3. 4P+3O2=P2O3
4. Р2О3 + 4NaOH = 2Na2HPO3 + Н2О
Verified answer
1. 2H₂O=2H₂+O₂
2. 2Cu+O₂=2CuO
3. 4P+3O₂=P₂O₃
4. Р₂О₃ + 4NaOH = 2Na2HPO₃ + Н₂O