An Aqueous Solution of Ag(CN)₂− Is Made by Combining 0

question 114

Multiple Choice

An aqueous solution of Ag(CN) ₂− is made by combining 0.0100 moles AgNO₃ with 1.00 mole NaCN and diluting to 1.000 L.What is the molar concentration of Ag⁺ in the solution?
Ag⁺(aq) + 2CN^-(aq) Ag(CN) ₂^-(aq) ; K_f = 5.6 × 10¹⁸

• A)1.9 × 10^-21 M
• B)5.3 × 10²⁰ M
• C)5.8 × 10¹⁶ M
• D)1.7 × 10^-17 M
• E)0.010 M

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