Uremia is a diseae when there is an excess of

Very low concentration of a bacteria or virus (at a time when the syptoms of the diseae are not yet visible) can be detected by

Beryllium when burnt in excess of oxygen gives monoxide (BeO), while barium when burnt in excess of oxygen gives peroxide (BaO_2) -Why?

Uremia is an excretory disorder in which

Uremia is a condition in whic the concentration of urea

Which is formed when potassium is burnt in excess of air ?

The products obtained when ammonia is reacted with excess of chlorine are .........