Gas Speed and Molar Mass Relationships

Gas Speed and Molar Mass Relationships

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains how to solve a problem involving predicting molecular speed distribution changes with temperature and molar mass. It covers the use of a periodic table, grouping gases into two sets (ABC and DEF), and identifying the correct graphs for each set based on temperature and mass relationships. The tutorial emphasizes the direct proportionality of speed to temperature for ABC gases and the inverse proportionality of speed to mass for DEF gases.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the problem discussed in the video?

Predicting molecular speed distribution changes with temperature and molar mass

Calculating the density of gases

Determining the chemical composition of gases

Measuring the pressure of gases

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is the periodic table important for solving the problem?

It lists the melting points of elements

It helps identify the chemical reactions

It provides information on atomic mass

It shows the boiling points of gases

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the speed of a gas related to its temperature?

Speed decreases as temperature increases

Speed is independent of temperature

Speed increases as temperature increases

Speed remains constant regardless of temperature

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which gas among A, B, and C is predicted to have the highest speed?

Gas C

Gas A

Gas B

All have the same speed

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you focus on when selecting the correct graph for gases A, B, and C?

The color of the graph

The height of the peaks

The position of the peaks

The width of the graph

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between the speed of a gas and its molar mass?

Speed is independent of molar mass

Speed is inversely proportional to molar mass

Speed is directly proportional to molar mass

Speed is equal to molar mass

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't temperature be used to distinguish between gases D, E, and F?

They have the same molar mass

They are at the same temperature

They are at different temperatures

Temperature does not affect their speed

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?