Question

State the reason for the following statements
(a) Tap water conduct electricity whereas distilled water does not.
(b) Dry Hydrogen Chloride gas does not change the colour of dry litmus paper.
(c) During summer season a milkman usually adds a very small amount of baking
soda to fresh milk
(d) For dilution of an acid, acid is added to water; not water is added to water.
5
(e) A tarnished copper vessel regains its shine when rubbed with lemon.​

Answer 1

Answer:

tap water had many impurities than distilled water.thats why it conduct electricity.

2.because it is dry not wet because litmus paper work with liquid

3.because due to some bacteria in milk it start smelling bad ,to prevent it baking soda os used .

4.because when water is added to acid it splash out like a bomb on face or body of user.

5.because trashing is a basic property of copper by using acidic lemon it easily get removed from copper vessel.