Equilibrium Concentrations and ICE Tables

The video tutorial explains how to calculate equilibrium concentrations for the reaction between bromine and chlorine gases forming BrCl. It introduces the ICE table method to track initial, change, and equilibrium concentrations. The tutorial derives the equilibrium constant expression and solves for the variable x to find the final equilibrium concentrations of Br2, Cl2, and BrCl.

What is the initial concentration of bromine gas in the reaction?

• 1.20 M

• 0.30 M

• 0.60 M

• 0.90 M

What does the 'I' in the ICE table stand for?

• Initial

• Intermediate

• Increment

• Inert

In the balanced equation, what is the mole ratio of bromine to chlorine?

• 2:2

• 2:1

• 1:2

• 1:1

How is the equilibrium concentration of BrCl expressed in terms of x?

• x^2

• x/2

• 2x

• x

What is the value of the equilibrium constant Kc for this reaction at 400 Kelvin?

• 6.0

• 8.0

• 7.0

• 5.0

What is the equilibrium concentration of bromine gas after solving for x?

• 0.50 M

• 0.34 M

• 0.26 M

• 0.40 M

What is the equilibrium concentration of chlorine gas after solving for x?

• 0.26 M

• 0.40 M

• 0.34 M

• 0.50 M

What is the equilibrium concentration of BrCl after solving for x?

• 0.34 M

• 0.50 M

• 0.68 M

• 0.80 M

Which mathematical operation is used to solve for x in the equilibrium expression?

• Multiplication

• Subtraction

• Square root

• Addition

What is the final step in calculating the equilibrium concentrations?

• Setting up the ICE table

• Solving for x

• Substituting x into the ICE table

• Writing the equilibrium constant expression