The Equilibrium Constant for the Formation of Calcium Carbonate from the Ions

question 88

Multiple Choice

The equilibrium constant for the formation of calcium carbonate from the ions in solution is 2.2  10⁸ according to the reaction: Ca²⁺(aq) + CO₃^2-(aq) CaCO₃(s)
What is the value of the equilibrium constant for the reverse of this reaction?

• A) the same, 2.2  10⁸
• B) -2.2  10⁸
• C) 2.2  10^-8
• D) 4.5  10^-9
• E) 4.5  10⁹

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Definitions:

Variable

A characteristic, number, or quantity that can change or vary and is used in scientific research to measure or test outcomes.

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Reactivity

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