Answer
When a substance changes its physical state from liquid state to gaseous state, it absorbs energy in the form of heat
Alcohol is a highly volatile solvent. So, when it evaporates, absorbs heat from our skin. Hence, we feel cold when rubbing alcohol is on our skin.
Work Step by Step
When a substance changes its physical state from liquid state to gaseous state, it absorbs energy in the form of heat
Alcohol is a highly volatile solvent. So, when it evaporates, absorbs heat from our skin. Hence, we feel cold when rubbing alcohol is on our skin.