Question

03. Ordinary water contain one part of heavy water per 6000 parts by weight. The number of heavy water molecules present in a drop of water of volume = 0.01 ml is (density of water is 1gm/ml).
1) 2.5 x 1016 2) 2.5 x 1017 3) 5 x 1016 4) 7.5 x 1016​

Answer 1

Answer:

may be 2) is correct option. hope it helps you..