1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
The unit of rate constant for a zero order reaction is
A
mol L$$-$$1 s$$-$$1
B
L mol$$-$$1 s$$-$$1
C
L2 mol$$-$$2 s$$-$$1
D
s$$-$$1
2
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
200 mL of an aqueous solution of a protein contains its 1.26 g. The osmotic pressure of this solution at 300 K is found to be 2.57 $$ \times $$ 10$$-$$3 bar. The molar mass of protein will be (R = 0.083 L bar mol$$-$$1 K$$-$$1)
A
51022 g mol$$-$$1
B
122044 g mol$$-$$1
C
31011 g mol$$-$$1
D
61038 g mol$$-$$1
3
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
A 0.1 molal aqueous solution of a weak acid is 30% ionized. If Kf for water is 1.86oC/m, the freezing point of the solution will be
A
$$-$$0.18oC
B
$$-$$0.54oC
C
$$-$$0.36oC
D
$$-$$0.24oC
4
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which of the following is not a fat soluble vitamin?
A
Vitamin B complex
B
Vitamin D
C
Vitamin E
D
Vitamin A