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22 votes
Balance:
_H3[PO4] —> _H4[P2O7] + _H2O

User Rhandy
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2 Answers

8 votes

Answer:

2H3[PO4] —> H4[P2O7] + H2O

Step-by-step explanation:

User Mhagger
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10 votes

Answer:

2

Step-by-step explanation:

User Sartaj Singh Gill
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