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Concentration ­ faster
Longer lasting - weaker
As the concentration increases the reaction gets faster
Hotter temperature - faster
As the temperature increases the reaction gets faster
Smaller ­ fizz
Small ­ not dissolve…read more

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Smaller ­ fizz longer
As the surface area increases the reaction gets faster
Rate (speed) of reaction
In industry it is important to be able to measure the rate
(speed) of a reaction and what factors affect it
Sometimes you want to speed up a reaction to produce
more products faster, other times you want a slower
reaction e.g.…read more

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Measuring the rate
You can either measure the rate of disappearance of a
reactant or the rate of appearance of a product
e.g.…read more

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The rate of reaction can be measured by the gradient of
the line
The steeper the line, the faster the reaction…read more


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