Matching Pairs COMBINING AND SEPARATING MOnline version Match definitions by Clara Beltran 1 COLLOID 2 DIFFUSION 3 SOLUTION 4 SUSPENSION 5 MIXTURE 6 PURE SUBSTANCE It is a mixture where microscopic particles are evenly spread out within a medium. It is a fluid that has solid particles floating in it It is a combination of two or more substances that are able to be separated. It is a material with a definite chemical composition It is a homogeneous mixture It is a dispersion of a substance in a gas or a liquid