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Chapter 9: Chemical Equilibrium + Chapter 10: Acids, Bases and Salts

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1

At equilibrium, the concentration of reactants and products:

2

According to Le Chatelier’s principle, if stress is applied:

3

David is studying the Bronsted-Lowry concept. In the reaction: NH3 + H2O → NH4+ + OH-, what is the base?

4

The equilibrium constant expression includes:

5

Bases turn red litmus paper:

6

Xia is studying the conditions for equilibrium. She learns that equilibrium is a dynamic process. Which of the following is an example of a system at dynamic equilibrium?

7

Which substance is a strong acid?

8

Increase in concentration of reactants shifts equilibrium toward:

9

Diana is studying the concept of reversible reactions. She learns that some reactions can be driven to completion by removing products. How does removing a product affect a reversible reaction?

10

David is studying the concept of chemical equilibrium. He learns that it is a dynamic process. What does 'dynamic' mean in the context of chemical equilibrium?

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