Question

Q. fill in the blank.

a) Which of the following is a mineral acid?

1. Sulphuric acid
2.Tannic acid
3. citric acid
4. lactic acid

b) Which of these is not an indicator?

1. turmeric
2.phenolphthalei
3. red cabbage
4. tomato juice
​

Answer 1

1st=1

2nd=4

Explanation:

I hope you are satisfied.