Percentage weight of hydrogen in urea is:

6.67%

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10%

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12.33%

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Solution

The correct option is A 6.67%
Symbol Element Atomic Weight Atoms Mass percent
$C$ Carbon 12 1 19.99%
$O$ Oxygen 16 1 26.64%
$N$ Nitrogen 14 2 46.64%
$H$ Hydrogen 1 4 6.67%
Molecular formula of Urea is ${(N H_{2})}_{2} C O$ .

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Urea is a very important nitrogenous fertilizer. Its formula is $C O N_{2} H_{4}$ . Calculate the percentage of carbon in urea.

(C = 12, O = 16, N = 14 and H = 1)

Urea is a very important nitrogenous fertilizer. Its formula is $C O N_{2} H_{4}$ Calculate the percentage of nitrogen in urea (C = 12, O = 16, N = 14 and H = 1).

Q. Mass percentage of urea in aqueous solution is 30%.The molality of urea in the solution is:
(Mol. wt. of urea = 60 g mole

^{- 1}

)

Q. The percentage of nitrogen in urea is about :

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Symbol	Element	Atomic Weight	Atoms	Mass percent
$C$	Carbon	12	1	19.99%
$O$	Oxygen	16	1	26.64%
$N$	Nitrogen	14	2	46.64%
$H$	Hydrogen	1	4	6.67%

Percentage weight of hydrogen in urea is:

The correct option is A 6.67%SymbolElementAtomic WeightAtoms Mass percent C Carbon 12 1 19.99% O Oxygen 16 1 26.64% N Nitrogen 14 2 46.64% H Hydrogen 1 4 6.67%Molecular formula of Urea is (NH2)2CO.

The correct option is A 6.67%
Symbol Element Atomic Weight Atoms Mass percent
$C$ Carbon 12 1 19.99%
$O$ Oxygen 16 1 26.64%
$N$ Nitrogen 14 2 46.64%
$H$ Hydrogen 1 4 6.67%
Molecular formula of Urea is ${(N H_{2})}_{2} C O$ .