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Flashcards in rate of reaction Deck (6)
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1

what is enthalpy a measure of?

chemical potential energy

2

how to calculate enthalpy change?

products-reactants

3

what is the activation energy?

how much energy from reactants to top of the hill
barrier to overcome before it proceeds

4

what must happen for a collision to be successful?

particles must collide with energy equal or greater than the activation energy

5

what happens at the peak a graph?

unstable intermediate called the activated complex is formed
old bonds breaking new bonds formed

6

what does it mean if product is lower than product?

need to take in energy=endothermic