U12 Kinetics and Equilibrium
Authored by Michael Voss
Chemistry
9th - 10th Grade
NGSS covered
Used 822+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Grinding a seltzer tablet into powder increases the rate of reaction due to increased
Tags
NGSS.HS-PS1-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increasing the concentration increases the speed of reaction by
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following slows down the rate of a chemical reaction?
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The following graph shows two different reaction pathways for the same overall reaction at the same temperature. Which pathway is slower and why?
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a higher concentration increase the rate of reaction?
it increases the amount of reactants
it lowers the activation energy
it increases the energy of particle collisions
it increases the frequency of particle collisions
Tags
NGSS.HS-PS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a higher temperature increase the rate of a reaction?
it increases both the frequency and energy of particle collisions
it only increases the frequency of particle collisions
it only increases the energy of particle collisions
it reduces the activation energy of the reaction
Tags
NGSS.HS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes an effective collision?
Tags
NGSS.HS-PS1-5
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