Question

When a substance is boiled, what happens to the mass?

a. the mass increases as it changes from a liquid to a gas
b. the mass stays constant from a liquid to a solid
c.there is no mass once the substance becomes a gas
d. the mass decreases as it changes from a liquid to a gas

Answer 1

Answer: C there is no mass change once the substance becomes a gas

Explanation: the substance disperses and becomes more active but does not gain mass.

Answer 2

d.the mass decrease as it changes from a liquid to gas