Question

rainwater is absolutetely pure but by the time it reaches the earth is dissolves__________ and_________

Answer 1

Answer:

rainwater is the purest form of water but when it reaches the earth it became impure because on reaching the surface many contaminating particles of sand ,dirt and also secreta of many animals or sometimes humans also contaminate that pure water.

Explanation:

Answer 2

Answer:

Rain water is considered the purest form of water. Impurities and salts present in water on earth are left behind during vaporisation by the sun. However, the rain water we receive on earth is not necessarily pure, as it brings down impurities and particles present in the atmosphere along with it.