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TEST_DE_CH_5.4 & 5.5_Chemical Equilibrium & Reaction Rate

Last updated over 2 years ago

4 questions

4

Question 1

1.

Given the following equation at equilibrium:

Use Le Chatelier's principle to identify the effect that each of the following will have on the equilibrium of the system:

- Adding more HCl to the reaction
- Increasing the temperature
- Decreasing the pressure
- Decreasing the volume

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5

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Question 2

2.

A saturated solution is made using Ba(OH)2, which has a solubility constant of 5.0 x 10-3.

Use the solubility product constant to determine the following.

- Calculate the equilibrium concentration of Barium (Ba) ions in a saturated solution.
- Explain what kind of solution forms if the ionic products have a total concentration
of 1.2 x 10-2.

Question 3

3.

Identify five factors that influence reaction rate and explain their impact.

- Note whether each factor increases or decreases reaction rate.
- Explain why the impact occurs.

Question 4

4.

What are rate laws, and how are they used? Include any mathematical expressions that help explain rate laws.