Question

% of Nitrogen in 30gm Urea?
solution?​

Answer 1

Explanation:

· If one assumes 1M aq solution i.e. 60 g/L or 6% Molar mass of urea CO(NH2)2 is 60 ,maximum available Nitrogen

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Answer 2

Explanation:

Total mass of Urea

$c h\frac{}{4} n \frac{}{2} o$

= 46g

thus,

46g of Urea contains -----> 7g of Nitrogen

30g of urea contains -----> 4.56g of nitrogen

Now,

% of N = 4.56/46 ×100

=9.92%

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