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Stoichiometric ratio of sodium dihydroge...

Stoichiometric ratio of sodium dihydrogen
orthophosphate and sodium hydrogen orthophosphate
required for synthesis of `Na_(5) P_(3) O_(10)` is

A

1.5 : 3

B

`3 : 1.5`

C

`1 : 1`

D

`2 : 3`

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