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MHZ

QuestionAnswer
Atom the smallest unit of matter
Scientifc Model an idea that allows us to create explanations of how we think some part
Scientific EvidenceScientific Evidence a collection of observation people have they all agree on it.
Atomic NumberAtomic Number number of protons in the nucleus of an atom
Mass Number number of protons plus the number of neutrons
Atomic Mass Atomic Mass weight or mass of a single atom the same as mass number
Created by: MarvinH27
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