Question

why our palm feeels cool when we put some perfume on it​

Answer 1

Answer:

Perfume consists on acetone,ethanol,benzaldehyde which are cooling reagent I.e they have ability to cool down a reaction. Thus, if perfume is applied on palm we feel cool due to it"s Benedict capability of cooling

Answer 2

Explanation:

Acetone,petrol and perfume are volatile substance that gets evaporated when they come in contact with air Evaporation is facilitated as it uses energy from the palm hence leaving a cooling effect on our palms.