Question

find %of N in urea.....​

Answer 1

hey mate

here is the answer...

Answer:

chemical formula of urea=CO(NH2)2

thus,

the molecular mass of urea=12+16+14*2+1*4

=12+16+28+4

=60

thus,

% of N=28/60*100

=7/15*100

=7/3*20

=140/3

=46 2/3

=46.67%(answer)