Question

which quantity of a liquid varies when the liquid is heated and how?

Answer 1

the hydrogen in the liquid varies and it goes up election

Answer 2

when heat is added to a substance,the molecules and atoms vibrate faster.As atoms vibrate faster,the space between atoms increases.The motion and spacing of the particles determines the state of matter of a substance.The end result of increased molecular motion is that the object expands and takes up more space.example: liquid