How is a water molecule symbolically represented?

In hevy water molecule

Who discovered neutron? How it is symbolically represented?

How is a molecule of oxygen represented shortly?

How many water molecules are presented in a washing soda molecule ?

How many water molecules are presentedin a molcule of plaster of paris ?

The shape of water molecule is

How is HCl molecule formed?

Natural abundance of heavy water in water is 1: 6000 . How many heavy water molecules are present in one drop of water ? (one mL water is 20 drops)

Water molecule is formed in