試題詳解

1. What concentration of magnesium chloride: (MgCl₂) in water is needed to produce an aqueous solution having an osmotic pressure of 17.2 atm at a temperature of 27°C?
(A) 0.176 M,
(B) 0.235 M,
(C) 0.353 M,
(D) 0.705 M,
(E) 1.41 M