The percentage of nitrogen in urea is:

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Solution

The correct option is A 46
Given Urea= $N H_{2} - C O - N H_{2}$
And we know that Total mass of urea = 60
Mass of nitrogen = 14
Two molecules of nitrogen= 2*14= 28
Percentage of nitrogen = Mass of Nitrogen/(Urea ) x 100 = $\frac{28}{60} \times 100 = 46.6$ %
Hence option (A) is correct.

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Similar questions

Calculate the percentage by weight of nitrogen found in urea.

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. The percentage value of nitrogen in urea is about :

Q. The percentage of nitrogen in urea is about :

Q. The percentage of nitrogen in urea

(N H_{2} C O N H_{2})

, is:

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The percentage of nitrogen in urea is:

The correct option is A 46Given Urea= NH2−CO−NH2 And we know that Total mass of urea = 60 Mass of nitrogen = 14 Two molecules of nitrogen= 2*14= 28 Percentage of nitrogen = Mass of Nitrogen/(Urea ) x 100 = 2860×100=46.6% Hence option (A) is correct.

The correct option is A 46
Given Urea= $N H_{2} - C O - N H_{2}$
And we know that Total mass of urea = 60
Mass of nitrogen = 14
Two molecules of nitrogen= 2*14= 28
Percentage of nitrogen = Mass of Nitrogen/(Urea ) x 100 = $\frac{28}{60} \times 100 = 46.6$ %
Hence option (A) is correct.