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Concentrated nitric acid oxidises phosph...

Concentrated nitric acid oxidises phosphorus to phosphoric acid according to the following equation:
`P + 5HNO_3"(conc.) "rarr H_3PO_4 + H_2O + 5NO_2`
If 9.3 g of phosphorus was used in the reaction, calculate :
The mass of phosphoric acid formed.

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29.4 g
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