Question

A liquid boils 7 At a fixed temperature 2 when it is heated 3 At all temperatures 4 At different temperatures​

Answer 1

Answer:

The boiling point of a substance is the temperature at which the vapor pressure of a liquid equals the pressure surrounding the liquid[1][2] and the liquid changes into a vapor.

Explanation:

Answer 2

Answer:

when it is heated

Explanation:

without heat it does not boil