1
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A solution of $$8 \mathrm{~g}$$ of certain organic compound in $$2 ~\mathrm{dm}^3$$ water develops osmotic pressure $$0.6 \mathrm{~atm}$$ at $$300 \mathrm{~K}$$. Calculate the molar mass of compound. [R = 0.082 atm dm$$^3$$ K$$^{-1}$$ mol$$^{-1}$$]

A
$$148 \mathrm{~g} \mathrm{~mol}^{-1}$$
B
$$164 \mathrm{~g} \mathrm{~mol}^{-1}$$
C
$$172 \mathrm{~g} \mathrm{~mol}^{-1}$$
D
$$180 \mathrm{~g} \mathrm{~mol}^{-1}$$
2
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the value of $$\Delta H-\Delta U$$ for the following reaction?

$$2 \mathrm{C}_{(\mathrm{s})}+3 \mathrm{H}_{2(\mathrm{~g})} \rightarrow \mathrm{C}_2 \mathrm{H}_{6(\mathrm{~g})}$$

A
$$4 \mathrm{RT}$$
B
$$-5 \mathrm{RT}$$
C
$$\mathrm{RT}$$
D
$$-2 \mathrm{RT}$$
3
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from the following compound solutions in water of equal concentration has electrical conductivity nearly same as distilled water?

A
Urea
B
Sodium chloride
C
Sodium hydroxide
D
Acetic acid
4
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the $$\mathrm{pH}$$ of a solution containing $$2.2 \times 10^{-6} \mathrm{M}$$ hydrogen ions?

A
6.34
B
5.66
C
4.34
D
3.80
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