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A 62 g quantity of white phosphorous was...

A 62 g quantity of white phosphorous was burned in an excess of Oxygen and the product was dissolved in water to form of an acid. Calculate the number of moles of acid obtained.

Text Solution

Verified by Experts

The correct Answer is:
2
`underset(124g)(P_(4)+5O_(2)) to P_(4)O_(10) overset(6H_(2)O)to underset("4 moles")(4H_(3)PO_(4))`
124 g pf phosphorous produces 4 moles of `H_(3)PO_(4)`
62g produces 2 moles
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