You were asked to determine the acid content of vinegar and soda samples. You performed a simple acid-base titration using a solution of NaOH as the titrant with phenolphthalein as the indicator. To determine the concentration of the NaOH solution, you first performed standardization using KHP (FW: 204.22 g/mol, 99.94% purity). For analyzing the samples, he separately measured a volume of vinegar and soda then transferred them to a flask. Complete the table using the provided data. STANDARDIZATION OF NaOH SOLUTION TRIAL 1 0.1012 Weight of KHP, g Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of NaOH Average Molarity of NaOH Volume of vinegar, mL Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of acetic acid Average molarity of acetic acid 0.00 4.95 TRIAL 2 0.1004 ANALYSIS OF ACETIC ACID IN A VINEGAR SAMPLE TRIAL 1 1.500 14.98 24.84 Volume of soda, mL Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of carbonic acid Average molarity of carbonic acid 5.00 9.99 TRIAL 2 0.500 26.85 30.15 ANALYSIS OF CARBONIC ACID IN A SODA SAMPLE TRIAL 1 20.00 20.20 24.48 TRIAL 2 18.00 24.69 28.50 TRIAL 3 0.09987 10.01 14.93 TRIAL 3 1.000 30.87 37.50 TRIAL 3 20.00 29.48 33.87

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You were asked to determine the acid content of vinegar and soda samples. You performed a simple acid-base titration using a solution of NaOH as the titrant with phenolphthalein as the indicator. To determine the
concentration of the NaOH solution, you first performed standardization using KHP (FW: 204.22 g/mol, 99.94% purity). For analyzing the samples, he separately measured a volume of vinegar and soda then
transferred them to a flask.
Complete the table using the provided data.
STANDARDIZATION OF NaOH SOLUTION
TRIAL 1
0.1012
Weight of KHP, g
Initial volume of NaOH, mL
Final volume of NaOH, mL
Molarity of NaOH
Average Molarity of NaOH
Volume of vinegar, mL
Initial volume of NaOH, mL
Final volume of NaOH, mL
Molarity of acetic acid
Average molarity of acetic acid
0.00
4.95
TRIAL 2
0.1004
ANALYSIS OF ACETIC ACID IN A VINEGAR SAMPLE
TRIAL 1
1.500
14.98
24.84
Volume of soda, mL
Initial volume of NaOH, mL
Final volume of NaOH, mL
Molarity of carbonic acid
Average molarity of carbonic acid
5.00
9.99
TRIAL 2
0.500
26.85
30.15
ANALYSIS OF CARBONIC ACID IN A SODA SAMPLE
TRIAL 1
20.00
20.20
24.48
TRIAL 2
18.00
24.69
28.50
TRIAL 3
0.09987
10.01
14.93
TRIAL 3
1.000
30.87
37.50
TRIAL 3
20.00
29.48
33.87
Transcribed Image Text:You were asked to determine the acid content of vinegar and soda samples. You performed a simple acid-base titration using a solution of NaOH as the titrant with phenolphthalein as the indicator. To determine the concentration of the NaOH solution, you first performed standardization using KHP (FW: 204.22 g/mol, 99.94% purity). For analyzing the samples, he separately measured a volume of vinegar and soda then transferred them to a flask. Complete the table using the provided data. STANDARDIZATION OF NaOH SOLUTION TRIAL 1 0.1012 Weight of KHP, g Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of NaOH Average Molarity of NaOH Volume of vinegar, mL Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of acetic acid Average molarity of acetic acid 0.00 4.95 TRIAL 2 0.1004 ANALYSIS OF ACETIC ACID IN A VINEGAR SAMPLE TRIAL 1 1.500 14.98 24.84 Volume of soda, mL Initial volume of NaOH, mL Final volume of NaOH, mL Molarity of carbonic acid Average molarity of carbonic acid 5.00 9.99 TRIAL 2 0.500 26.85 30.15 ANALYSIS OF CARBONIC ACID IN A SODA SAMPLE TRIAL 1 20.00 20.20 24.48 TRIAL 2 18.00 24.69 28.50 TRIAL 3 0.09987 10.01 14.93 TRIAL 3 1.000 30.87 37.50 TRIAL 3 20.00 29.48 33.87
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