Final Exam Review Kinetics and Gases 7a-d, 6c
Quiz by Darrien James
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
- Q1
A student is trying to increase the rate of a chemical reaction. Which of the following changes would increase the rate of the reaction?
Increasing the temperatureDecreasing the temperature
Increasing surface areaDecreasing the surface area
Decreasing the concentration of reactants
Increasing the concentration of reactants30s - Q2
What effect does a catalyst have on the rate of a chemical reaction?
It decreases the rate of a chemical reaction by increasing the activation energy
It decreases the rate of a chemical reaction by decreasing the enthalpy.
It increases the rate of a chemical reaction by increasing the enthalpy.
It increases the rate of a chemical reaction by decreasing the activation energy30s - Q3
A student observed a successful chemical reaction in the lab. Which of the following can be concluded about the reaction?
The reactants collided with the correct orientationThe activation energy was metThe molecules collidedThe molecules did not orient with the correct orientation
The activation energy was not met
The molecules did not collided
30s - Q4
A student is working on a Le Chatelier's Principle’s Lab. As the reaction proceeds, the student observes a color change.
Which stress would result in the student observing a dark purple color color in the reaction?
Add heat
Add HIAdd H2
Remove HI
30s - Q5
A balloon is inflated with helium to a volume of 1.5 L at 295K. The balloon was found several hours later, the temperature had dropped to 273 K. What would be the volume of the balloon when found, if no helium has escaped?
1.4 L0.61 L
1.6 L
6.0 L
30s - Q6
A 2.0L sample of nitrogen in a container had a pressure of 3.2 atm. If the pressure in the container is increased to 7.0 atm. What is the new volume of the gas in the container?
5.0 L
0.91 L2.5 L
4.4 L
30s - Q7
A sample of gas has a pressure of 10.0 atm and a temperature of 100.0°C. Calculate the pressure if the temperature is changed to 200.0°C ,(while the volume remains constant.
7.89 atm
10.atm
12.6 atm
20.0 atm
30s - Q8
How many moles of gas does it take to occupy 10 liters at a pressure of 2.0 atmospheres and a temperature of 500 K?
0.487 mol
821 mol
1218 mol
31250 mol
30s
