Question

12. Account for each of the following:
(a) When an ant bites, baking soda is rubbed on the skin.
(b) Quicklime is added to acidic soil.
(c) When one suffers from indigestion, it is advised to take an antacid tablet.​

Answer 1

Answer:

Explanation:

a)when an ant bites us formic acid is injected into our skin which causes itching and irritability as it is an acid.So in order to neutralise that acid baking soda a base is rubbed on it to get relief

b)the same reason holds for this also.quicklime cao is a base which neutralises the acid in the soil thus making it more suitable for cultivation

c)antacids are taken to neutralise the excessive hcl produced in our stomach so that it gives instant relief

Answer 2

Explanation:

a) when an ant bites the ant inject formic acid then when we rubbed baking soda to it it neutralise the skin.

b) when soil is to acidic quicklime is added to neutralise the soil.

c)