Chemistry: Catalysts Multiple Choice Question

by tensirk
Tags: activation, catalysts, chemistry, energy, reaction rates
tensirk is offline
Feb22-11, 11:51 PM
P: 12
1. The problem statement, all variables and given/known data

Which of the following are ways that catalysts can speed up reactions rates? You must check all answers that apply.
A.) Increase the activation energy.
B.) Decrease the energy of activation.
C.) Change the path of the reaction.
D.) Speedup the reaction without changing k.
E.) Increase the collision frequency.

2. Relevant equations

3. The attempt at a solution
I believe B and E are definitely correct, but I am unsure of all of the other answers. Any guidance would be wonderful!
Phys.Org News Partner Science news on
NASA's space station Robonaut finally getting legs
Free the seed: OSSI nurtures growing plants without patent barriers
Going nuts? Turkey looks to pistachios to heat new eco-city
zorro is offline
Feb25-11, 06:29 PM
P: 1,395
C is also correct. A catalyst offers a different path for the reaction.

Register to reply

Related Discussions
Help with multiple choice question Engineering, Comp Sci, & Technology Homework 1
multiple choice def integral question Calculus & Beyond Homework 6
multiple choice question Introductory Physics Homework 6