The amount of mass does not change. The energy contained by the fixed mass increases.
The mass remain unchanged.
Neither - heating has no effect on mass.
Neither - heating has no effect on mass.
First the liquid gets hot, then it boils becoming a gas.
no, but the molecules spread out. so it appears the mass has increased, but it hasn't.
Nothing.
As a heated liquid turns into a gas, it ... ?
Heating gasses or liquids has no effect on their masses.
Its particles acquire greater kinetic energy.
A heated liquid become a gas at the boiling point.
Heating gasses or liquids has no effect on their masses.
A liquid that has been heated to a gas is called vapor.