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3 Cards in this Set
- Front
- Back
Atomic number and mass |
Atomic number is the number of protons while atomic mass is the number of protons and neutrons |
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Atom and ion |
Atoms are not all stable and they haven't lost or gained electrons while ions are stable and have lost or gained electrons |
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Physical and chemical property |
Physical properties can be observed/measured without forming a new substance while with chemical properties a new substance must be formed to be able to observe it |