Question

4. How is the strength of an acid and base determined? (Imp)
5. Discuss the implications of pH in our digestive system and also in plants.
6. What is the chlor-alkali process? What is produced at anode and cathode? (Imp)
7 A white nowder is added while backing breads Write the name of the powder and its main​

Answer 1

Answer:

by using litmus paper

Explanation:

by putting acid or base on it and by the change in colour