1
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the molar mass of non volatile solute when 1 g of it is dissolved in 100 g solvent decreases its freezing point by 0.2 K . $\left[\mathrm{K}_{\mathrm{f}}=1.2 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right]$

A
$55 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$60 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$65 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$70 \mathrm{~g} \mathrm{~mol}^{-1}$
2
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following solutions on complete dissociation exhibits maximum elevation in boiling point?

A
0.1 m KCl
B
0.05 m NaCl
C
$0.1 \mathrm{~m} \mathrm{~BaCl}_2$
D
$0.1 \mathrm{~m} \mathrm{~MgSO}_4$
3
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The molal elevation boiling point constant for water is $0.513^{\circ} \mathrm{C} \mathrm{Kg} \mathrm{mol}^{-1}$. Calculate boiling point of solution if 0.1 mole of sugar is dissolved in 200 g water?

A
$100.513^{\circ} \mathrm{C}$
B
$100.256^{\circ} \mathrm{C}$
C
$100.0513{ }^{\circ} \mathrm{C}$
D
$100.025^{\circ} \mathrm{C}$
4
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What mass of solute (molar mass $58 \mathrm{~g} \mathrm{~mol}^{-1}$) is to be dissolved in $2.5 \mathrm{~dm}^3 \mathrm{~H}_2 \mathrm{O}$ to generate osmotic pressure of 0.245 atm at 300 K ?

$$\left(\mathrm{R}=0.0821 \mathrm{~dm}^3 \text { atm } \mathrm{K}^{-1} \mathrm{~mol}^{-1}\right)$$

A
1.0 gram
B
0.72 gram
C
1.44 gram
D
1.75 gram
MHT CET Subjects
EXAM MAP