Question

why does our Palm feel cold when we put some acetone or petrol or perfume on it?​

Answer 1

this is because the acetone soaks up the heat and u fell cold at that place due to the concept of latent heat

Answer 2

hey

when we put acetone or petrol or perfume on our palm, our palm fell cold,it is because tht these things require least amount of energy to evaporate and it takes small amount of energy from our palm and get evaporate and so our palm fell cold, as we know by evaporation the place where it was get cold..

hope helpful