Determine the mean value of the solubility product for calcium iodate and the average deviation for your three trials.

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Determine the mean value of the solubility product for calcium iodate and the average deviation for your three trials.

 

Titration Table
Trial 1
Trial 2
Trial 3
30.02
|26.415
23.05
Mass of weight buret (initial), g
26.615 123.oS
19.65
Mass of weight buret (final), g
Mass of thiosulfate solution added, g
3.57
3.40
3.50
3.0x 10-4
2.8X109
2.9 X10°9
Moles of thiosulfate added
Moles of iodate present
4.7xS
4.8 Y166
2.00ML
2 .00 mL 2.00mL
Volume of saturated calcium iodate solution tested, mL
Concentration of iodate ion in saturated solution, moles/L
2.5X10"S
2.4xb's
2.4x10-6
1.3X10-8
1.2X10-S
1.2 x10-5
Concentration of calcium ion, moles/L
Solubility product constant (K„)
3.3x10-10
2.9x10-10
2.9 V10-10
Transcribed Image Text:Titration Table Trial 1 Trial 2 Trial 3 30.02 |26.415 23.05 Mass of weight buret (initial), g 26.615 123.oS 19.65 Mass of weight buret (final), g Mass of thiosulfate solution added, g 3.57 3.40 3.50 3.0x 10-4 2.8X109 2.9 X10°9 Moles of thiosulfate added Moles of iodate present 4.7xS 4.8 Y166 2.00ML 2 .00 mL 2.00mL Volume of saturated calcium iodate solution tested, mL Concentration of iodate ion in saturated solution, moles/L 2.5X10"S 2.4xb's 2.4x10-6 1.3X10-8 1.2X10-S 1.2 x10-5 Concentration of calcium ion, moles/L Solubility product constant (K„) 3.3x10-10 2.9x10-10 2.9 V10-10
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