試題詳解

17. What is the osmotic pressure of an aqueous solution containing 1.0 g/L of a protein (molar mass = 9.0 × 10⁴ g/mole) and its density of the solution being 1.0 g/cm³ at 25℃? (R = 0.08206 L*atm*mol^-1*K^-1)
(A)0.200 torr
(B)0.030 torr
(C)0.003 torr
(D) 0.400 torr
(E)0.0003 torr