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Ch 3 Chemistry

Module 3 Vocabulary

TermDefinition
Isotopes Atoms with the same number of protons but different numbers of neutrons.
Mass number The total number of neutrons and protons in an atom.
Particle/wave duality theory The theory that light sometimes behaves as a particle and sometimes behaves as a wave.
Wavelength The distance between the crests (or troughs) of a wave.
Amplitude A measure of the height of the crests or the depths of the troughs on a wave.
Physical constant A measurable quantity in nature that does not change.
Frequency The number of wave crests (or troughs) that pass a given point each second.
Ground state The lowest possible energy state for a given substance.
Created by: ChristiSBraun
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