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Description
Flashcards by Niamh Ryan, updated more than 1 year ago
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Created by Niamh Ryan
over 8 years ago
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| Question | Answer |
| Catalyst | Substance that changes the rate of reaction but emerges chemically unchanged at the end of the reaction |
| Increasing surface area | Increases the rate of reaction |
| Activation energy | The minimum amount of energy needed for a reaction to occur is called its activation energy |
| Collision frequency | The number of successful collisions per second. Higher collision frequency leads to a higher rate of reaction |
| Enzymes | Proteins that acts as catalysts in biological processes |
| Denatured molecule | One that has changed shape. Enzymes can be denatured by changes in temperature or pH |
| Rate of reaction | Speed at which products are turned into reactants |
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