1
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The conductivity of 0.1 M KCl solution at $23^{\circ} \mathrm{C}$ is $0.012 \Omega^{-1} \mathrm{~cm}^{-1}$.

Resistance of a cell containing the solution at same temperature was found to be $50 \Omega$. Calculate the cell constant.

A

$0.60 \mathrm{~cm}^{-1}$

B

$2.4 \times 10^{-4} \mathrm{~cm}^{-1}$

C

$6.0 \times 10^{-4} \mathrm{~cm}^{-1}$

D

$2.4 \times 10^{-2} \mathrm{~cm}^{-1}$

2
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

$60 \%$ of a first order reaction is completed in 60 minute. What is the time taken by reactant to decompose half of its original amount?

A

30.6 minute

B

20.2 minute

C

45.3 minute

D

60.1 minute

3
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The osmotic pressure of equimolar concentration of $\mathrm{CaCl}_2$ and urea at same temperature are 0.6 atm and 0.25 atm respectively. Calculate van't Hoff factor for $\mathrm{CaCl}_2$.

A

2.0

B

2.4

C

2.7

D

3.0

4
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is an example of intensive property?

A

Density

B

Mass

C

Internal energy

D

Number of moles