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Problem: Consider the system:

A (aq) → B (aq)

at 289 K where ΔGoform A = -17.3 kJ/mol and ΔGoform B = -14.1 kJ/mol. Calculate the concentration of B at equilibrium when 1.55 mol of A and 1.75 mol of B are mixed in water to form exactly one liter of solution.

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