Calculate the Ka of a 0.750 M solution of the weak acid HC₂H3O2 which has a pH of 3 92

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activity conjugate pdf.pdf
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4. Calculate the percent ionization for each of these acids:
a) 0.100 M HC₂H3O2 Ka=1.8 x 10-5
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Ka, pH, pOH, % ionization
1. Calculate the Ka of a 0.750 M solution of the weak acid HC₂H3O2 which has a pH of 3.92.
2. Calculate Ka of the weak acid HF if a 0.267 M soltuion has a pH of 5.62.
3. Calculate the [H*], [OH-], pH and pOH for each of the following:
a) 0.367 M HNO2; Ka=7.1 x 10-4
b) 1.32 M HOCI; Ka=3.0 x 10-8
c) 2.92 M HCN; Ka=6.2 x 10-10
Q10
3
b) 0.00100 M HCN; Ka = 6.2 x 10-10
5. A 1.50 x 10-2 M solution of a weak acid has a pH of 3.92. Calculate percent ionization.
6. A 4.5 x 10-3 M soltuion of the weak acid HA is 4.72% ionized. Calculate [H*], [OH-],
pH, pOH and Ka.
7. A solution contains 8.35 g of Ba(OH)2 in 1600 ml of solution. Calculate [OH-], [H*],
pH and pOH.
8. Calculate the pH and pOH of a solution containing 7.30 g of HCl in 1.0 L of solution.
ENG
US
60
O
39
+90 KG G
2:39 pm
D
29/00/2023
Transcribed Image Text:O activity conjugate pdf.pdf activity conjugate.pdf File | C/Users/User/OneDrive/Desktop/BIOCHEM%20LEC%20PPT/2023-2024/LAB/ACTIVITY/ACID%20IONIZATION%20WORKSHEET.pdf McAfee Security C Import favorites ACID IONIZATION WORKSHEET X Dell M Gmail YouTube Maps X + 1 of 2 QIE 4. Calculate the percent ionization for each of these acids: a) 0.100 M HC₂H3O2 Ka=1.8 x 10-5 O Search 4 8 Draw T Read aloud Ka, pH, pOH, % ionization 1. Calculate the Ka of a 0.750 M solution of the weak acid HC₂H3O2 which has a pH of 3.92. 2. Calculate Ka of the weak acid HF if a 0.267 M soltuion has a pH of 5.62. 3. Calculate the [H*], [OH-], pH and pOH for each of the following: a) 0.367 M HNO2; Ka=7.1 x 10-4 b) 1.32 M HOCI; Ka=3.0 x 10-8 c) 2.92 M HCN; Ka=6.2 x 10-10 Q10 3 b) 0.00100 M HCN; Ka = 6.2 x 10-10 5. A 1.50 x 10-2 M solution of a weak acid has a pH of 3.92. Calculate percent ionization. 6. A 4.5 x 10-3 M soltuion of the weak acid HA is 4.72% ionized. Calculate [H*], [OH-], pH, pOH and Ka. 7. A solution contains 8.35 g of Ba(OH)2 in 1600 ml of solution. Calculate [OH-], [H*], pH and pOH. 8. Calculate the pH and pOH of a solution containing 7.30 g of HCl in 1.0 L of solution. ENG US 60 O 39 +90 KG G 2:39 pm D 29/00/2023
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