Question

Explain why the water becomes hot when a little sulphuric acid is added to water in a beaker.

Concise Chemistry For Class Ix By Dr S.P Singh Chapter 5-Physical And Chemical Changes

Answer 1

Answer:

due to more kinetic energy

Explanation:

because the sulphuric acid contains more kinetic energy.

so the water becomes hot when we add some sulphuric acid

Answer 2

Hello Student,

◆ Water becomes hot when a little sulphuric acid is added to water in a beaker because -

• Reaction of sulphuric acid with water is an exothermic one.
• When sulphuric acid is added to water, heat energy is evolved.
• Hence, the water becomes hot when sulphuric acid is added.

Hope this helped you. Thanks for asking..