One part of heavy water is present in `X` parts of ordinary water. Here `X` is

Find out number of heavy water molecules present in one drop of ordinary water whose volume is 0.05ml (density of H_2O = 1g/ml).

Find our number of heavy water molecules present in 12 kg of ordinary water.

Atoms present in a molecule of heavy water are

Oridinary water contain one part of heavy water per 6000 parts of water by weight. The number of heavy water molecules present in a drop of water of volume 0.01 mL is (density of water 1 g/mL)

Oridinary water contain one part of heavy water per 6000 parts of water by weight. The number of heavy water molecules present in a drop of water of volume 0.01 mL is (density of water 1 g/mL)

Ordinary water contain one part of heavy water per 6000 parts by weight. The number of heavy water molecules present in drop of water of volume 0.01 ml is (Density of water is 1gm/ml)