
Kinetics and Equilibrium
Flashcard
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is activation energy?
Back
The minimum energy required for a chemical reaction to occur.
2.
FLASHCARD QUESTION
Front
What does an endothermic reaction do?
Back
It absorbs heat from its surroundings.
3.
FLASHCARD QUESTION
Front
What is an exothermic reaction?
Back
A reaction that releases heat to its surroundings.
4.
FLASHCARD QUESTION
Front
How does temperature affect the rate of a chemical reaction?
Back
Increasing temperature generally increases the reaction rate by providing more energy to the reactants.
5.
FLASHCARD QUESTION
Front
What is the effect of concentration on reaction rate?
Back
Increasing concentration increases the number of collisions between reactant particles, thus increasing the reaction rate.
6.
FLASHCARD QUESTION
Front
What is the role of a catalyst in a chemical reaction?
Back
A catalyst speeds up a reaction by lowering the activation energy without being consumed in the process.
7.
FLASHCARD QUESTION
Front
What is the difference between a reactant and a product?
Back
Reactants are substances that undergo a chemical change, while products are the substances formed as a result of the reaction.
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