試題詳解

8. A 0.1 L solution is made by dissolving 0.550g of CaCl₂ (Mw: 110) in water, and completely dissociated into ion, calculate the osmotic pressure at 300 K?
(A)2.69 atm
(B)3.69 atm
(C)4.69 atm
(D)5.69 atm
(E)6.69 atm