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Ch 6 The Chemistry of Life 6.1
Any substance that forms hydrogen ions (H+) in water and has a pH below 7
Smallest particle of an element that has the characteristics of that element; basic building block of all matter
Any substance that forms hydroxide ions OH- in water and has a pH above 7
Substance composed of atoms of two or more different elements that are chemically combined.
Chemical bond formed when two atoms share electrons.