1
MHT CET 2022 11th August Evening Shift
+1
-0

Which of the following is NOT an example of secondary voltaic cell?

A
B
Dry cell
C
D
Mercury cell
2
MHT CET 2022 11th August Evening Shift
+1
-0

Calculate $$\wedge_0$$ of $$\mathrm{CH}_2 \mathrm{ClCOOH}$$ if $$\wedge_0$$ for $$\mathrm{HCl}, \mathrm{KCl}$$ and $$\mathrm{CH}_2 \mathrm{ClCOOK}$$ are $$4.2,1.5$$ and $$1.1 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$ respectively?

A
$$2.7 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
B
$$3.8 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
C
$$1.9 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
D
$$4.2 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
3
MHT CET 2021 24th September Evening Shift
+1
-0

The electrical conductance of unit volume (1 cm$$^3$$) of solution is called as

A
electrical resistance
B
resistivity
C
molar conductivity
D
conductivity
4
MHT CET 2021 24th September Evening Shift
+1
-0

What is the conductivity of 0.02 M HCl solution if molar conductivity of the solution at 25$$^\circ$$C is 412.3 $$\Omega^{-1}$$ cm$$^{-1}$$ mol$$^{-1}$$ ?

A
8.880 $$\times$$ 10$$^{-3}$$ $$\Omega^{-1}$$ cm$$^{-1}$$
B
8.414 $$\times$$ 10$$^{-3}$$ $$\Omega^{-1}$$ cm$$^{-1}$$
C
8.624 $$\times$$ 10$$^{-3}$$ $$\Omega^{-1}$$ cm$$^{-1}$$
D
8.246 $$\times$$ 10$$^{-3}$$ $$\Omega^{-1}$$ cm$$^{-1}$$
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