An optical phenomena which causes an illusion of puddles of water on a hot road

Which causes water pollution?

Which causes water pollution?

Causes of water bloom is :

Which of the following phenomena occur , when a small amount of acid is added to water? (i) Ionisation ,(ii) Neutralisation ,(iii) Dilution, (iv) Formation

Which of the following causes water pollution?

Fluoride content of water which causes fluorosis is

Name : (a) a chloride which is insoluble in cold water but dissolves in hot water, (b) a chloride which is insoluble, (c) two sulphates which are insoluble.

The Fig. shows a glass tumbler containing hot milk which is placed in a tub of cold water. State the direction in which heat will flow.

Water pollution causes

Which of the following may cause water blooms