In order for a substance to change from a liquid to a gas,
heat must be taken away
heat must be added
heat could be either added or taken away
heat must be kept constant

Which words or phrases identify layers of groundwater? check all that apply. water table kettle lake saturation zone underground lake sinkhole will give brainiest, answer quickly.

What is the chemical formula for a compound between li and br? libr li2br libr2 libr3

Which of the following is a pure substance? airbloodcopperwood