The mass percentage of nitrogen in histidine is `"_________________"`.
[Atomic mass H=1,C =12, N = 14, O =16]

A solution of phenol in chlorofom when treated with aqueous NaOH gives compound Pasa major product . The mass percentage of carbon in P is _______ ( to the nearest integer). (Atomic mass : C = 12 , H = 1, O = 16 )

A solution of phenol in chlorofom when treated with aqueous NaOH gives compound Pasa major product . The mass percentage of carbon in P is _______ ( to the nearest integer). (Atomic mass : C = 12 , H = 1, O = 16 )

percentage of nitrogen by mass in N_(2)H_(4) ?

Calculate the total percentage of oxygen in magnesium nitrate crystals Mg(NO_(3))_(2).6H_(2)O (Atomic masses H = 1, N = 14, O = 16, Mg = 24)

Calculate the molecular mass of haemoglobin C_(3021)H_(4780)O_(896)N_(760)S_(12)e_(4) and find the mass percentage of iron (Fe) in this molecule. [R.A.M.: H = 1, C = 12, N = 14, O = 16, S=32, Fe=56]

Calculate the percentage of nitrogen in urea NH_2CONH_2 . Given : R.M.M. of N = 14, C = 12 , O = 16, H = 1 ?

Calculate the percentage of nitrogen in NH_3 (Atomic mass of N = 14, H = 1amu)

Calculate the percentage of nitrogens in NH_(3) . (Atomic mass of N=14, H=1 amu)