Chapter 1

NCERT
Class 9
Science
Solutions
3. Why does our palm ful cold when we put some aceton or petrol or perfume on it ?

Question:

Why does our palm ful cold when we put some aceton or petrol or perfume on it?

Answer:

Evaporation of acetone or petrol or perfume takes place on palm. It obtains the required latent heat for evaporation from our palm. The palm loses heat and becomes cold.

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