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13 cards from this deck
Protons, neutrons, electrons
Positive charge (+1), mass of 1
No charge (0), mass of 1
Negative charge (-1)
Protons and neutrons
Number of protons + number of neutrons
Number of protons
Atomic number (number of protons)
1×10−101 \times 10^{-10}1×10−10 m (0.1 nm)
In the nucleus
Same element, same protons, different neutrons
Same number of electrons; reactions depend on electrons
Average mass of all isotopes of an element
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