Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does Kc stand for?

πŸ’‘ Hint: Think about concentration units in chemical reactions.

Question 2

Easy

What is the value of R in the Kp equation?

πŸ’‘ Hint: Consider the gas law and constants.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does Kp depend on?

  • Concentrations only
  • Partial pressures only
  • Both concentrations and partial pressures

πŸ’‘ Hint: Think about the type of equilibrium constant we are discussing.

Question 2

True or False: Kc and Kp are always equal.

  • True
  • False

πŸ’‘ Hint: Consider the conditions under which Kc and Kp apply.

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Challenge Problems

Push your limits with challenges.

Question 1

Given that Kc = 3.5 for the reaction A(g) β‡Œ B(g) + C(g), calculate Kp at 298 K. Assume R = 0.0821 L atm/KΒ·mol and Ξ”n_gas = 1.

πŸ’‘ Hint: Be sure to follow the Kp formula carefully.

Question 2

For the reaction 2D(g) β‡Œ E(g) + F(g) where Kc = 0.04 and Ξ”n_gas = -1 at 298 K, find Kp.

πŸ’‘ Hint: Pay attention to the negative exponent for Ξ”n_gas.

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