Please help me understand 3. Answer on bracket. Thank you. 3. For a 0.005 M aqueous solution of SrCl, at 298 K, the conductivity is 1.242 x 10-3 Scm-l. What is the molar conductivity of this solution?[248.4]4. A conductivity cell was calibrated with 0.02 M KCl solution (K = 0.002768 S cm-1)and the resistance at 298 K was 457.3 ohms. When a 0.01 M solution of CaCl2 wasplaced in the cell, the measured resistance was 1050 ohms. Calculate (a) the cellconstant; (b) the conductivity and (c) the molar conductivity of the CaCl, solution.[1.266; 1.206 x 10-3; 120.6]5. The limiting molar conductivities, A°, of KCl, KNO; and AGNO3 are 149 S cm2 mol-1,145.0 S cm? mol-1 and 133.4 S cm? mol-1, respectively at 25°C. What is the limitingmolar conductivity of AgCl at this temperature?[137.4]6. Given the following molar conductivities at infinite dilution: sodium propionate(NaPr), 85.92 S cm2 mol1: hydrochloric acid, 426.04 S cm² mol-1; and sodium chloride,Engish (United StatesFocuse to searchDELL

As already mentioned that help to understand question - 3 only , So- Interpretation- To determine…

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3. For a 0.005 M aqueous solution of SrCl2 at 298 K, the conductivity is 1.242 x 103 S cm-1. What is the molar conductivity of this solution? [248.4]

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter23: Potentiometry

Section: Chapter Questions

Problem 23.14QAP

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Please help me understand 3. Answer on bracket. Thank you.

3. For a 0.005 M aqueous solution of SrCl, at 298 K, the conductivity is 1.242 x 10-3 S
cm-l. What is the molar conductivity of this solution?
[248.4]
4. A conductivity cell was calibrated with 0.02 M KCl solution (K = 0.002768 S cm-1)
and the resistance at 298 K was 457.3 ohms. When a 0.01 M solution of CaCl2 was
placed in the cell, the measured resistance was 1050 ohms. Calculate (a) the cell
constant; (b) the conductivity and (c) the molar conductivity of the CaCl, solution.
[1.266; 1.206 x 10-3; 120.6]
5. The limiting molar conductivities, A°, of KCl, KNO; and AGNO3 are 149 S cm2 mol-1,
145.0 S cm? mol-1 and 133.4 S cm? mol-1, respectively at 25°C. What is the limiting
molar conductivity of AgCl at this temperature?
[137.4]
6. Given the following molar conductivities at infinite dilution: sodium propionate
(NaPr), 85.92 S cm2 mol1: hydrochloric acid, 426.04 S cm² mol-1; and sodium chloride,
Engish (United States
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