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Which of the following are correct statements about reactions? Check all that apply. A. If a reaction happens, it will be very fast. B. During a reaction, a catalyst is always used up along with the reactants.
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Which of the following are correct statements about reactions?

Check all that apply.
A. If a reaction happens, it will be very fast.
B. During a reaction, a catalyst is always used up along with the
reactants.
C. A catalyst could decrease the activation energy of a reaction.
D. Some reactions can occur more slowly than others.

User Elizabeta
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2 Answers

4 votes

Answer:

I think it is D.

Step-by-step explanation:

User Rymdsmurf
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3 votes

Answer: i know it d but i think it is c to

Step-by-step explanation:

User Vladimir Enchev
by
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