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Kruka [31]
3 years ago
7

How do catalysts increase the rate of a chemical reaction?

Chemistry
2 answers:
bogdanovich [222]3 years ago
7 0
A, They Lower The Activation Energy.
morpeh [17]3 years ago
5 0
Yup, if you add a catalyst the activation energy needed to overcome is lower to form a reaction.

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Ne is the smallest
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What is pollinatio <br>is it in the plants​
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Explanation:

hoped it helped

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A person walks north for 5 miles, then south for 8 miles, and then north for 6 more miles. The entire trip takes 8 hours.
Zinaida [17]

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2 years ago
The decomposition of N2O5 in solution in carbon tetrachloride proceeds via the reaction 2 N2O5(soln) → 4 NO2(soln) + O2(soln) Th
Fantom [35]

<u>Answer:</u> The amount remained after 151 seconds are 0.041 moles

<u>Explanation:</u>

All the radioactive reactions follows first order kinetics.

Rate law expression for first order kinetics is given by the equation:

k=\frac{2.303}{t}\log\frac{[A_o]}{[A]}

where,  

k = rate constant  = 4.82\times 10^{-3}s^{-1}

t = time taken for decay process = 151 sec

[A_o] = initial amount of the reactant = 0.085 moles

[A] = amount left after decay process =  ?

Putting values in above equation, we get:

4.82\times 10^{-3}=\frac{2.303}{151}\log\frac{0.085}{[A]}

[A]=0.041moles

Hence, the amount remained after 151 seconds are 0.041 moles

7 0
3 years ago
Which part of the energy profile of a chemical reaction that goes to completion is typically the highest in energy? A. The activ
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3 years ago
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