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Concentrated nitric acid oxidises phosphorus to phosphoric acid according to the equation :P + 5HNO3(conc.) ---> H3PO4 + H2O + 5NO2If 9.3 g of phosphorus was used in the reaction, calculate : Number of moles of phosphorus taken. |
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Answer» Number of moles = Given weight/ Molecular wt. of substance = 9.3/31 = 0.3 0.3 moles of phosphorus are taken. |
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