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Accelerate NEET 2020: Electrochemistry-06(10.10.2019)

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Question 1

The electrical conductivity of an electrolyte depends on

Question 2

Molar conductivities at infinite dilution of NaCl, HCl and CH3COONa are 130, 380 and 90 Ω–1 cm2 mol–1 respectively. If the conductivity of 1.25 × 10–3 M CH3COOH is 3.4 × 10–5 Ω–1 cm–1, what is the pH of 1.25 × 10–3 M aq. solution of CH3COOH at 298 K?

Question 3

The relation among conductance (G), specific conductance (k) and cell constant (l/A) is

Question 4

The resistance of 0 .1 N solution of formic acid is 200 ohm and cell constant is 2 .0 cm–1. The equivalent conductivity (in Scm2eq–1) of 0 .1 N formic acid is

Question 5

Specific conductance of 0.1 M NaCl is 1.06x10-2. Its molar conductance is
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