Question: A sample containing 0 . 2 5 0 g magnesium is converted into purp re Mg 2 P 2 O 7 compound after some chemical

A sample containing 0.250 g magnesium is converted into purpre Mg2P2O7 compound after some chemical steps and then weighed as 0.4973 gram. Calculate the percentage of MgO in the sample.

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