1
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the resistance of $$0.01 ~\mathrm{M} ~\mathrm{KCl}$$ solution if its conductivity is $$200 ~\mathrm{ohm}^{-1} \mathrm{cn}^{-1}$$ and cell constant is $$1 \mathrm{~cm}^{-1}$$ ?

A
$$1 \times 10^{-3} ~\mathrm{ohm}$$
B
$$5 \times 10^{-3} ~\mathrm{ohm}$$
C
$$4 \times 10^{-3} ~\mathrm{ohm}$$
D
$$2 \times 10^{-3} ~\mathrm{ohm}$$
2
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Molar conductivity of 0.04 M BaCl$$_2$$ solution is 230 $$\Omega^{-1}$$ cm$$^2$$ mol$$^{-1}$$ at 27$$^\circ$$C. What is it's conductivity?

A
$$\mathrm{2.3\times10^{-3}~\Omega^{-1}~cm^{-1}}$$
B
$$\mathrm{9.2\times10^{-3}~\Omega^{-1}~cm^{-1}}$$
C
$$\mathrm{6.9\times10^{-3}~\Omega^{-1}~cm^{-1}}$$
D
$$\mathrm{4.6\times10^{-3}~\Omega^{-1}~cm^{-1}}$$
3
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following electrolytes, molar conductivity is determined using Kohlrausch theory?

A
KCl
B
Na$$_2$$SO$$_4$$
C
CH$$_3$$COOH
D
HCl
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following statements is true for Galvanic cell?

A
The anode is negative and cathode is positive.
B
Electrical energy is converted into chemical energy.
C
The anode is positive and cathode is negative.
D
Oxidation takes place at positive electrode and reduction takes place at negative electrode.
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