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प्रश्न
A hydride of nitrogen contains 87.5% percent by mass of nitrogen. Determine the empirical formula of this compound.
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उत्तर
Atomic ratio of N = `87.5/14` = 6.25
Atomic ratio of H= `12.5/1` = 12.5
This gives us the simplest ratio as 1 : 2
So, the Empirical formula is NH2
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0.145 g of X was heated with dry copper (II) oxide and 224 cm3 of carbon dioxide was collected at S.T.P.
Calculate the empirical formula of X by the following step:
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0.145 g of X was heated with dry copper (II) oxide and 224 cm3 of carbon dioxide was collected at S.T.P.
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