Question

3. Why does our palm feel cold
when we put some acetone or
petrol or perfume on it?
​

Answer 1

Answer:

When we put some acetone or petrol or perfume on our palm, it evaporates. During evaporation, particles of the liquid absorb energy from the surface of the palm to compensate for the loss of energy, making the surroundings cool. The acetone, petrol or perfume take this latent heat of vaporisation from our palm.

Answer 2

Answer:

Acetone and perfume are a volatile substance which evaporates easily .

Since evaporation leads to cooling effect .

That's why our palm feel cold

Explanation:

Hope it helps