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Questions 10 Questions Practice 10 questions on CHEMICALEQUILIBRIUM - Chemical Equilibrium at Cape Town Science Centre. Free AI-generated quiz on uNotes — track your score, retake anytime.
In the context of chemical equilibrium, what is the primary characteristic of a 'closed system'?
2 A dynamic chemical equilibrium is reached when which of the following occurs?
3 According to Le Chatelier's Principle, if a system at equilibrium is disrupted by a change, how will the system respond?
4 Which factor is the ONLY one that can change the value of the equilibrium constant (Kc)?
5 How are pure solids (s) and pure liquids (l) treated in a Kc expression?
6 If a reaction has an equilibrium constant (Kc) much greater than 1 (Kc > 1), what does this indicate?
7 In a rate-time graph for a reversible reaction, what represents the state of equilibrium?
8 A change in pressure will only affect an equilibrium system if the system includes which phase of matter?
9 What effect does adding a catalyst have on the equilibrium position of a reaction?
10 Which formula is used to calculate concentration (c) in mol·dm⁻³? 