Question
Pharmaceutical Chemistry Question on Solutions
Boric acid with molecular weight 61.83 was partitioned between water and amyl alcohol at 25 °C. The amount of boric acid was determined to be 0.24 g in 250 ml of amyl alcohol and 0.32 g in 100 ml water. The partition coefficient of boric acid between water and amyl alcohol, when calculated at molar concentration for each of the solution, is:
A
1.33
B
0.75
C
0.30
D
3.33
Answer
3.33
Explanation
Solution
The correct option is (D): 3.33