Question

Explain with reason _our palm feels cool when we put some acetone or petrolon it

Answer 1

Acetate or petroleum are very high sublimable it convert into vapours at a faster rate this increases the liquid molecules around it in vapours phase thus our Palm feel cool ..
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Answer 2

Because acetone and petrol are highly volatile liquids, they use the heat from our body to evaporate quickly. As a result of evaporation the temperature of our palm lowers and so it feels cold.

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