The conductance of several salts in a binary mixture of water and a dipolar aprotic solvent ethylene carbonate are reported at 25 °C in a solvent 80% ethylene carbonate by mass. Calculate Λ°m for NaI and KI in this solvent. NalConcentration (mmol/L)32.0220.2812.068.642.851.240.83Am/S-cm²-mol-¹50.2651.9954.0155.7557.9958.4458.67KIConcentration (mmol/L)17.6810.887.192.671.280.830.19Am/S-cm²mol-¹42.4545.9147.5351.8154.0955.7857.42

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Chemistry

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ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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The conductance of several salts in a binary mixture of water and a dipolar aprotic solvent
ethylene carbonate are reported at 25 °C in a solvent 80% ethylene carbonate by mass.
Calculate Λ°m for NaI and KI in this solvent.

Nal
Concentration (mmol/L)
32.02
20.28
12.06
8.64
2.85
1.24
0.83
Am/S-cm²-mol-¹
50.26
51.99
54.01
55.75
57.99
58.44
58.67
KI
Concentration (mmol/L)
17.68
10.88
7.19
2.67
1.28
0.83
0.19
Am/S-cm²mol-¹
42.45
45.91
47.53
51.81
54.09
55.78
57.42

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