試題詳解

64. What concentration of glucose in water is needed to produce an aqueous solution isotomic with blood? Give the osmotic pressure of blood at 25℃ is 7.70 atm. (R = 0.082 atm·L/mol·K)
(A) 0.158 M
(B) 0.315 M
(C) 0.630 M
(D) 1.580 M
(E) 3.15 M