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3 Cards in this Set
- Front
- Back
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Isotopes |
Atoms with the same number of protons but different numbers of neutrons. |
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Relative Atomic Mass |
=average mass of 1 atom ÷ (1/12) mass of one atom of C-12 |
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Ionisation Energy |
The energy required to remove one mole of electrons from a mile of atoms in the gaseous state and is measured in kJ mol-¹ |
