A solution is prepared by dissolving 1.400 grams of an unknown (non-electrolyte) compound (a protein) in enough water to make a 87.0 mL solution. The osmotic pressure of the solution is 8.56 torr at 25.0 C. What is the molar mass of the protein?

9.50 x 10 ⁵ g/mole

8.74 x 10 ⁶ g/mole

2.08 x 10 ⁴ g/mole

906 g/mole

8.12 x 10 ⁴ g/mole

9.41 x 10 ⁵ g/mole

2.52 x 10 ³ g/mole

3.50 x 10 ⁴ g/mole