Unit 1 Module 1

1. Volume per mole of gas. Units of molar volume is dm cubed mol-1. At room temp and presure, the -- -- is approx. 24.0 dm cubed mol-1 (5, 6)
7. The loss of electrons or increased -- number (9)
8. Any type of particle that takes part in a chemical reaction (7)
9. Species that is a proton acceptor (4)

1. Amount of any substance containing as many particles as there are carbon atoms in exactly 12g of the C-12 isotope (4)
2. N(A), the number of atoms per mole of the C-12 isotope (6.02x10-23mol-1) (8, 8)
3. Small group of atoms held together by covalent bonds (9)
4. The number of protons in the nucleus of an atom (6, 6)
6. A -- of a known concentration. Normally used in titrations to determine unknown information about another subtance (8, 8)
10. Negatively charged ion (5)

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