Definitions 0.0 / 5 ? ChemistryDefenitionsGCSEAQA Created by: [email protected]Created on: 07-11-21 16:41 36789102145 Across 1. mass of a substance that contains 6.02x10.23 (4) 4. two or more substances not chemically combined (7) 5. smallest part of an element than can exist (4) 6. atoms of the same element with different number of neutrons (8) 7. mixture of a metal with atoms of another element (5) 8. atoms that has lost or gained electrons (3) Down 2. substance made of one type of atom (7) 3. the average mass of all the atoms of an element (8, 4) 9. substance made of more than one type of atom chemically joined together (8) 10. one layer of graphite (8)
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