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Chapter 1 part 2

Matter and Measurements

a substance that has a uniform chemical composition throughout. pure substance
a blend of two or more substances, each of which retains its chemical identity. mixture
a uniform mixture that has the same composition throughout. homogeneous mixture
a non-uniform mixture that has regions of different composition. heterogeneous mixture
a fundamental substance that cannot be broken down chemically into any simpler substance. element
a pure substance that can be broken down into simpler substances by chemical reactions. chemical compound
a starting substance that undergoes change during a chemical reaction. reactant
a substance formed as the result of a chemical reaction product
a process in which the identity and composition of one or more substances are changed. chemical reaction
Created by: Seisem