Nitrogen in an organic compound can be estimated by

Sulphur in an organic compound can be estimated by Dumas method. IF yes, explain method.

Nitrogen and halogens in a given organic compound can be estimated respectively by

In organic compound P is estimed as

In organic compounds, halogens are estimated

In Kjeldahl's method for quantitative estimation of nitrogen in an organic compound, ammonia obtained from 1.25 g of the compound was neutralised by 40 ml of 0.5 M H_2SO_4 The percentage of nitrogen in the organic compound is

In organic compound sulphur is estimated as