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Choose the correct option.
The limiting molar conductivities ( ) for NaCl, KBr and KCl are 126, 152 and respectively. The…
The limiting molar conductivities ($\Lambda^\infty_m$) for NaCl, KBr and KCl are 126, 152 and $150\text{ ohm}^{-1}\text{ cm}^2\text{ mol}^{-1}$ respectively.
(i)[1.0]
The molar conductivity at infinite dilution for NaBr is:
- (a)128 ohm-1 cm2 mol-1
- (b)176 ohm-1 cm2 mol-1
- (c)278 ohm-1 cm2 mol-1
- (d)302 ohm-1 cm2 mol-1
(ii)[1.0]
The law applied to determine the molar conductivity of infinite dilution is known as:
- (a)Faraday’s Law
- (b)Avogadro’s Law
- (c)Kohlrausch’s Law
- (d)Ohm’s Law
Answer
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From ISC 2022 Chemistry - Specimen paper (Semester 1), Paper 1, question 45.
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