Using the original mass of CaCl₂ and the volume of solution it was dissolved in to calculate the [Ca²+]: moss of Coll, Imol Col/2 (.5%) POH= 14-PH 10-POH = [OH Jequil.. 119.98g6al12/ Use the pH of the filtrate to calculate the [OH-] after synthesis: POH = 1.88 from the pH meter Initial Change Equilibrium Imolatz Zsigfing Imolcalla 1000mL L 10.0mL Complete the following ICE table to determine the equilibrium concentrations of Ca2+ and OH: Ca(OH)2 (s) Ca²+ (aq) + 2 OH(aq) 2.45 2.45-x pH = 12.12 [OH-] = 0.0132 30 - 2x .30 - 2x 0.45

Fundamentals Of Analytical Chemistry
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Chapter16: Applications Of Neutralization Titrations
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Problem 16.20QAP
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Ksp Calculated from the Filtrate
Using the original mass of CaCl₂ and the volume of solution it was dissolved in to calculate the initial
[Ca²+]:
moss of Call, Imol Calle
(.5%)
рон 14-рн
from the pH meter
10-POH = [OH-] equílo
Zsigfios
Use the pH of the filtrate to calculate the [OH-] after synthesis:
POH = 1.88
Initial
119.98g6al12
Change
Equilibrium
Imolatz
Imolcalla
ng 4
10.0mL
[OH-] =
Use the equilibrium concentrations to calculate Ksp:
1000mL
L
Complete the following ICE table to determine the equilibrium concentrations of Ca²+ and OH:
+ 2 OH* (aq)
Ca(OH)2 (s) =
Ca²+ (aq)
2.45
.30
- 2x
-X
2.45-x
.30-2x
pH = 12.12
0.0132
S
0.45
Transcribed Image Text:Ksp Calculated from the Filtrate Using the original mass of CaCl₂ and the volume of solution it was dissolved in to calculate the initial [Ca²+]: moss of Call, Imol Calle (.5%) рон 14-рн from the pH meter 10-POH = [OH-] equílo Zsigfios Use the pH of the filtrate to calculate the [OH-] after synthesis: POH = 1.88 Initial 119.98g6al12 Change Equilibrium Imolatz Imolcalla ng 4 10.0mL [OH-] = Use the equilibrium concentrations to calculate Ksp: 1000mL L Complete the following ICE table to determine the equilibrium concentrations of Ca²+ and OH: + 2 OH* (aq) Ca(OH)2 (s) = Ca²+ (aq) 2.45 .30 - 2x -X 2.45-x .30-2x pH = 12.12 0.0132 S 0.45
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