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Asked by Arushi Juyal 16th December 2017, 8:31 AM
Answered by Expert

Phosphorous is estimated as magnesium pyrophosphate, Mg2P2O7.

A known mass of an organic compound is heated with fuming nitric acid which oxidizes phosphorous to H3PO4.

It is on heating with magnesium mixture followed by ignition gives Mg2P2O7.

Answered by Expert 16th December 2017, 11:58 PM
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