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31-03-2016
Chemistry

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Which of the following affects the rate of a chemical reaction?
a. the presence of a catalyst
b. the temperature
c. the concentration of reactants
d. all of the above

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none123 none123

31-03-2016

The answer is definitely D: all of the above.
Catalyst, the temperature (think about the reaction of the dissolving sugar in the water), and the concentration of reactants (think about the nuclear reactions).

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