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6 attraction between molecules of different substance in plants. Attraction between unlike molecules
8 negatively charged particle
10 attraction between molecules of the same substance
12 indicated the concentration of H+ ions in a solution
14 mixture of water and undissolved materials
16 bond formed when one or more electrons are transferred from one atom to another
19 bond formed by sharing of electrons between atoms
20 smallest unit of most compounds
21 mixture of two or more substances in which the molecules of the substance are evenly distributed
22 weak acid or base that can react with strong acids or base to help prevent sharp, sudden changes in pH
1 material composed of two or more elements or compound that are physically mixed together but not chemically combined
2 the center of the atom
3 substance in which a solute is dissolved to form a solution
4 substance that is dissolved in a solvent to make a solution
5 a slight attraction that develops between the oppositely charged regions of nearby molecules
7 atom of an element that has the same number of neutrons different from that of other atom of the same element
9 atom that has a positive or negative charge
11 substance consisting entirely of one type of atom
13 compound that produces hydroxide ions (OH+) in solutions
15 compound that forms hydrogen ions (H+) in a solution
17 basic unit of matter
18 substance formed by the chemical combination of two or more elements in definite proportions
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