Chem 1 0.0 / 5 ? ChemistryA bit of everythingASWJEC Created by: beth-marie2511Created on: 17-05-16 10:50 9107462318 Across 1. It remains unchanged at the end of a reaction (8) 3. A catalyst in the same state as the reactants (10) 6. A catalyst in a different state to the reactants (12) 8. Something that donates protons in aqueous solutions (4) 9. The mass of an atom compared to 1/12 the mass of an atom of C12 (8, 8, 4) Down 2. Who created the principle about systems in dynamic equilibrium (2, 9) 3. Alpha radiation is described as a ------- nucleus (6) 4. When a sample is injected as a vapour into a mass spectrometer (12) 7. A reason for a low ionisation energy (7, 7, 6) 10. The simplest whole number ratio of atoms present within a compound (9, 7)
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