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chemistry stack 1
used to study for the inc chemistry test=D
Question | Answer |
---|---|
atom | the smallest unit of matter |
scientific model | an idea that alows us to create explanatiomns of how we think some part of the world works |
scientific evidence | collections of many observations that many people made and agree on |
atomic number | number of protons found in the nucleus |
mass number | 'total number of protons and neutrons together |
atomic mass | weight or mass of a single atom- same as atomic number |