What Is the Equilibrium Concentration of Cl ^- (aq) in a Solution

question 36

Multiple Choice

What is the equilibrium concentration of Cl ^- (aq) in a solution that is initially 0.0200 M solution in CuNO₃ and 0.450 M HCl(aq) ?
Cu⁺(aq) + 3 Cl ^- 0(aq) fi CuCl₃^{2 -} (aq) K_f = 5.0 * 10⁵

• A)0.450 M
• B)2.0 * 10 ^{- 6} M
• C)0.390 M
• D)0.430 M
• E)5 * 10⁵ M

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