1
MHT CET 2021 24th September Evening Shift
+1
-0

What is the charge required for the reduction of moles of Cu$$^{2+}$$ to Cu?

A
$$2.89\times10^5$$ C
B
$$1.93\times10^5$$ C
C
$$9.65\times10^5$$ C
D
$$3.86\times10^5$$ C
2
MHT CET 2021 24th September Morning Shift
+1
-0

The resistance of $$0.2 \mathrm{M}$$ solution of an electrolyte is 30 ohm and conductivity is $$1.2 \mathrm{~S} \mathrm{~m}^{-1}$$. What is the value of cell constant?

A
$$0.47 \mathrm{~cm}^{-1}$$
B
$$0.1 \mathrm{~cm}^{-1}$$
C
$$0.36 \mathrm{~cm}^{-1}$$
D
$$0.2 \mathrm{~cm}^{-1}$$
3
MHT CET 2021 24th September Morning Shift
+1
-0

Which from the following is the correct relationship between standard Gibbs energy change and standard cell potential?

A
$$-\Delta \mathrm{G}^0=-\mathrm{nFE}_{\text {cell }}^0$$
B
$$\mathrm{\Delta G^{\circ}=\frac{E_{\text {cell }}^o}{n F}}$$
C
$$\mathrm{E_{\text {cell }}^o=\Delta G^{\circ} \times n F}$$
D
$$\Delta \mathrm{G}^{\mathrm{o}}=-\mathrm{nFE}_{\text {cell }}^{\mathrm{o}}$$
4
MHT CET 2021 24th September Morning Shift
+1
-0

The conductivity of $$0.04 \mathrm{~M} \mathrm{~BaCl}_2$$ solution is $$0.0112 \Omega^{-1} \mathrm{~cm}^{-1}$$ at $$25^{\circ} \mathrm{C}$$. What is it's molar conductivity?

A
$$357.0 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
B
$$140.0 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
C
$$44.8 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
D
$$280.0 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
EXAM MAP
Medical
NEET