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Kobotan [32]
3 years ago
12

How to find the formula for sodium phosphate?

Chemistry
1 answer:
ludmilkaskok [199]3 years ago
6 0
PO4 anion has a 3- charge.A sodium cation , has a 1+ charge.Now , you have to think how many Na ions you need to fully neutralize the PO4 's 3- charge. Answer 3. That's because a molecule must have a neutral charge (a 0 charge). 3+(-3)=0.So , sodium phosphate has the formula Na3PO4.


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