C2.4/5 0.0 / 5HideShow resource informationChemistryRate of reactionGCSEAQACreated by: thegazelle99Created on: 15-03-14 20:10 97210364158 Across 1. The quantity of energy required to start a reaction (10, 6) 4. Delta-H is: (4, 6) 5. Dissolving... in water is often an endothermic reaction (5) 6. Graphs: S (4) 10. Graphs: S (5) Down 2. Delta-H for exothermic reactions is this (8) 3. Starting material in a chemical reaction (8) 7. Iron is used as a catalyst in the production of... (7) 8. Graphs: T (5) 9. Increasing the... of reacting gases increases the frequency of collisions and so increases the rate of reaction (8)
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