A sample of Ammonium phosphate `(NH_(4))_(3)PO_(4)` contains 3.18 moles of oxygen atoms. The number of moles of oxygen atom in the sample is
A sample of Ammonium phosphate `(NH_(4))_(3)PO_(4)` contains 3.18 moles of oxygen atoms. The number of moles of oxygen atom in the sample is
A. 0.265
B. 0.795
C. 1.06
D. 3.18
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Correct Answer - 3
`because` 12 moles of hydrogen in the sample
`therefore` 1 moles of hydrogen=`4/12` mole of oxygen
`therefore` 3.18 mole of hydrogen=`4/12xx3.18`
=1.06 moles of oxygen
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