Предмет: Химия, автор: vladislavgusev02

Пожалуйста,помогите составить уравнения реакций.

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Ответы

Автор ответа: ash3s

0

Ответ:

1) 4P + 5O2 = 2P2O5

2) P2O5 + 3H2O = 2H3PO4

3) H3PO4 + 3KOH = 3H2O + K3PO4

4) 2H2O + 2Na = 2NaOH + H2

5) 3NaOH + H3PO4 = Na3PO4 + 3H2O

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