(8) 8. Using the Henderson-Hasselbalch equation, calculate the expected pH of your buffer. How does this compare to your measured pH?

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(8) 8. Using the Henderson-Hasselbalch equation, calculate the expected pH of your buffer. How
does this compare to your measured pH?
Transcribed Image Text:(8) 8. Using the Henderson-Hasselbalch equation, calculate the expected pH of your buffer. How does this compare to your measured pH?
SHEET
Your assigned ionic compound: Na Cl
Actual mass used O
584g
PART I. HYDROLYSIS OF SALTS
ID of Salt Solution
distilled water
Tap water
Saptian chtrde
NaCl
lean ## Chlor
Fe₂ clo₂
amorum chlovice
C1-1
Mass NaC₂H302 3 H₂O
Volume HC2H302
Volume distilled water
Total Volume
Ool
Bull
Ocl
Sodum Carbonate
Naz Co
11.59
5.40
Zinc Chloride
2₁²² (1 (1)
Potram Alam Salfate
K AI
4.039.33K10 M
PART II. PREPARATION OF BUFFER SOLUTION. MEASURED VALUES.
ACETATE BUFFER
pH of buffer + HCl
pH of buffer + NaOH
MEASURED VALUES
Concentration
CALCULATED VALUES
POH
pH
[H+]
[ОН-]
6-29 5.12×16²M 77 1.94703
6.22 6.02 x 10¹
6.41 3.894157 7.59 2.57x10m
Name of lab par
Mass to make 100.0 mL of 0.1 M soln 0.5849
g
M
Actual concentration of solution
NaCl 0.584 in 100ML
0.1
O.
O
2.10
0.0079 M
4.63 2.34x105
4.69
5.42
11.9
1.256-X.10 M
94 9.37 4.26 x 15¹⁰ m
-10
257x10
3.98/06
2.21 0.00389M
8.60
9,97
4.052
10,0 mL
60.0mL
70.0 mL
5.12
Recorded pH of buffer
PART III. TESTING THE EFFECT OF ACIDS AND BASES ON THE BUFFER SOLUTION
ACETATE
BUFFER
pH of buffer + HCl
+NaOH
pH of buffer + DI water
-9%
a.si X10 M
1.07x10
TO
M
-10 LG 4+
ACETATE
BUFFER
5-33
5.14
Transcribed Image Text:SHEET Your assigned ionic compound: Na Cl Actual mass used O 584g PART I. HYDROLYSIS OF SALTS ID of Salt Solution distilled water Tap water Saptian chtrde NaCl lean ## Chlor Fe₂ clo₂ amorum chlovice C1-1 Mass NaC₂H302 3 H₂O Volume HC2H302 Volume distilled water Total Volume Ool Bull Ocl Sodum Carbonate Naz Co 11.59 5.40 Zinc Chloride 2₁²² (1 (1) Potram Alam Salfate K AI 4.039.33K10 M PART II. PREPARATION OF BUFFER SOLUTION. MEASURED VALUES. ACETATE BUFFER pH of buffer + HCl pH of buffer + NaOH MEASURED VALUES Concentration CALCULATED VALUES POH pH [H+] [ОН-] 6-29 5.12×16²M 77 1.94703 6.22 6.02 x 10¹ 6.41 3.894157 7.59 2.57x10m Name of lab par Mass to make 100.0 mL of 0.1 M soln 0.5849 g M Actual concentration of solution NaCl 0.584 in 100ML 0.1 O. O 2.10 0.0079 M 4.63 2.34x105 4.69 5.42 11.9 1.256-X.10 M 94 9.37 4.26 x 15¹⁰ m -10 257x10 3.98/06 2.21 0.00389M 8.60 9,97 4.052 10,0 mL 60.0mL 70.0 mL 5.12 Recorded pH of buffer PART III. TESTING THE EFFECT OF ACIDS AND BASES ON THE BUFFER SOLUTION ACETATE BUFFER pH of buffer + HCl +NaOH pH of buffer + DI water -9% a.si X10 M 1.07x10 TO M -10 LG 4+ ACETATE BUFFER 5-33 5.14
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