Choose the solution that will result in the greatest osmotic pressure at equilibrium.

• A. 42 g of CaBr₂ in 450 mL of water (MW = 199.89 g/mol)
• B. 65 g of sucrose in 550 mL of water (MW = 342.30 g/mol)
• C. 57 g of KI in 350 mL of water (MW = 166.00 g/mol)
• D. All of the solutions will result in the same osmotic pressure.

Answer: (C)