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Chapter 2

Chapter 2 Chemistry of Life

TermDefinition
atom smallest basic unit of matter
element one particular type of atom that can't be broken down
compound substand made of atoms of different elements bonded together in a certain ratio
ion atoms that has gained or lost electrons
ionic bond forms between a positively charged ion and a negatively charged ion
covalent bond forms when atoms share a pair of electrons
molecule two or more atoms held together by covalent bonds
hydrogen bond positive and negatives atoms attracting occurs in water molecules
cohesion attraction among moleucles of the same substance
adhesion attraction among molecules of different substances
solution mixture of substances that is equally mixed throughout
solvent substance there is more of, dissolves the other substance
solute substance that dissolves in the solvent
Created by: amypritt
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