Which formula represents an unsaturated hydrocarbon?
(1) ch2chcl (3) ch3ch2ch3
(2) ch3ch2cl (4) ch3chch2

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape