Question

IV.
very
1. Is sodium hydroxide an acid or a base?
2. Name two organic acids.
3. Name two synthetic indicators.
4. What are salts?
5.
Is heat absorbed or evolved during a neutralisation reaction?​

Answer 1

Answer to your questions :

IV)

1. Sodium Hydroxide is a base

2. Lactic acid and citric acid

3. phenolphthalein and methyl orange

4. A chemical compound formed by the reaction of an acid with a base.

5. The heat is absorbed during a neutralisation reaction.