Practice Problem: Calculating Equilibrium Concentrations

Practice Problem: Calculating Equilibrium Concentrations

Assessment

Interactive Video

Chemistry, Science

11th Grade - University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Professor Dave explains how to calculate equilibrium concentrations using a chemical reaction involving nitrogen and hydrogen to form ammonia. He sets up the problem by providing the concentrations of nitrogen and hydrogen and the equilibrium constant. He then explains how to form the equilibrium constant expression and solve for the unknown ammonia concentration using arithmetic.

Read more

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the given concentrations of nitrogen and hydrogen in the equilibrium problem?

Nitrogen: 1.50 M, Hydrogen: 3.00 M

Nitrogen: 4.26 M, Hydrogen: 2.09 M

Nitrogen: 3.00 M, Hydrogen: 1.50 M

Nitrogen: 2.09 M, Hydrogen: 4.26 M

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equilibrium constant for the given reaction?

6.000

0.0060

0.6000

0.0600

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the equilibrium constant expression set up for this reaction?

Concentration of NH3 squared over concentration of N2 times concentration of H2 cubed

Concentration of N2 squared over concentration of NH3 times concentration of H2 cubed

Concentration of NH3 cubed over concentration of N2 squared times concentration of H2

Concentration of H2 cubed over concentration of NH3 squared times concentration of N2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the stoichiometric coefficient of hydrogen in the equilibrium expression?

4

3

2

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the calculated equilibrium concentration of NH3?

0.53 M

2.53 M

1.53 M

3.53 M

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?