100 ML of a 0

question 57

Multiple Choice

10.0 mL of a 0.100 mol L^-1 solution of a metal ion M²⁺ is mixed with 10.0 mL of a 0.100 mol L^-1 solution of a substance L. The following equilibrium is established: M²⁺(aq) + 2L(aq) ML₂²⁺(aq)
At equilibrium the concentration of L is found to be 0.0100 mol L^-1. What is the equilibrium concentration of ML₂²⁺, in mol L^-1?

• A) 0.100 mol L^-1
• B) 0.050 mol L^-1
• C) 0.025 mol L^-1
• D) 0.0200 mol L^-1
• E) 0.0100 mol L^-1

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