The osmotic pressure of a dilute solution of an ionic compound XY in water is four times that of a solution of 0.01 M BaCl2 in water. Assuming complete dissociation of the given ionic compounds in water, the concentration of XY (in mol L-1) in solution is:

The osmotic pressure of a dilute solution of an ionic compound XY in w

1.	The osmotic pressure of a dilute solution of an ionic compound XY in water is four times that of a solution of 0.01 M BaCl2 in water. Assuming complete dissociation of the given ionic compounds in water, the concentration of XY (in mol L-1) in solution is:
A.	4 × 10-2
B.	6 × 10-2
C.	4 × 10-4
D.	16 × 10-4
Answer» C. 4 × 10-4