AP Chemistry - Unit 5 - Thou Shall Not Forget

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•
Chemistry
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is the order of a reaction if quadrupling the concentration results in a quadrupling of the rate?
Back
First order reaction.
2.
FLASHCARD QUESTION
Front
What does a taller 'hill' (activation energy) in a reaction profile indicate about the reaction speed?
Back
The reaction is slower.
3.
FLASHCARD QUESTION
Front
Which of the following is NOT a way to speed up a reaction: Add a catalyst, Decrease the volume, Increase the concentration of reactants, Increase surface area of the solid, Decrease the pressure?
Back
Decrease the pressure.
4.
FLASHCARD QUESTION
Front
What is the order of a reaction if the graph shows a quadratic relationship between concentration and time?
Back
Second order.
5.
FLASHCARD QUESTION
Front
What is the order of a reaction if the graph shows a linear relationship between concentration and time?
Back
First order.
6.
FLASHCARD QUESTION
Front
Define activation energy in the context of chemical reactions.
Back
Activation energy is the minimum energy required for a reaction to occur.
7.
FLASHCARD QUESTION
Front
What effect does increasing the concentration of reactants have on the rate of a reaction?
Back
It generally increases the rate of the reaction.
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