Question

1)Bases turn ___________litmus to ________ colour.

2)what is the cation of potassium nitrate.

3)what is a colourless indicator.

4)when the soil is two acidic it is treated with

5)Ph value of neutral solution is

6)bases are _________
to touch.

7)sulphuric acid is _______a acid

8)spinach and tomatoes contain what acid. ​

Answer 1

Answer:

Let's Begin

Explanation:

1) Bases turn red litmus blue colour.

2)

3) Phenolphthalein is a colourless indicator.

4) When soil is too acidic it is treated with bases like quick lime ( calcium oxide) or slaked lime ( calcium hydroxide).

5) Ph value of neutral solution is 7.

6) Bases are soapy to touch.

7) Sulphuric acid is a mineral acid.

8) Citric acid or Oxalic acid