Published by:
CGP EDU Academic Team
Published on: August 13, 2026
By usual analysis, 1.00 g of compound 
gave 1.79 g of magnesium pyrophosphate. The percentage of phosphorus in compound 
is : (nearest integer) (Given, molar mass in 
)
Text Solution
Verified by ExpertsThe correct answer is:
B
Given: 1.00 g of compound 
produces 1.79 g of 
.
Molar mass of 
.
Moles of 
.
Since each mole of 
contains 2 moles of P , moles of 
.
Mass of 
.
Percentage of phosphorus 
.
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