Find the mass of vitamin c in sample for trial 1 and 2 VI = 10mi523Data TablesTable 1 - Standardization of 2,6-dichloroindophenol SolutionTrialDivideVolume of2,6-dcipsolution1Mass of Mass of Concentrationvitamin Vitamin (M) of vitaminсC beingC solutionweighedtitrated(beforeafter alldilution)2120 mg120mg120 mgdilutions(in 10mL ofwater)VIizomg120mg/0.59880.5988 0.008810.5988miAverage concentration (M) of 2,6-dichloroindophenol solution0.00680.0068Average conversion factor betweenmg of vitamindichloroindophenol solutionC and 2,6-V25.67m211.005.33ml16.32✓5.32 m₂22Concentration(M) of 2,6-deipsolution (show asamplecalculation belowfor Trial 1)m20.000120.100.000130.110.11Conversion factorbetween mg ofvitamin C andmL of 2,6-deipsolution.12 mg68.0412 mg63.9612 mg,63.84€E ClosedTable 2 - Juice Sample #1 plod jordeTrial123Average Mass of Vitamin CVolume of 2,6-dichloroindophenol solutionrequiredIdentity of Juice Sample Closed23.8224.43juiceboxse donos en el enoitalusiss wodzMass of vitamin C in sampleSample calculation for mass of vitamin C from Table 2, Trial 1 (required)

In this reaction reduced form of vitamin C, donates its protons (H+ ions) to get oxidized and…

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Find the mass of vitamin c in sample for trial 1 and 2

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter33: Automated Methods Of Analysis

Section: Chapter Questions

Problem 33.6QAP

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Question

Find the mass of vitamin c in sample for trial 1 and 2

VI = 10mi
5
2
3
Data Tables
Table 1 - Standardization of 2,6-dichloroindophenol Solution
Trial
Divide
Volume of
2,6-dcip
solution
1
Mass of Mass of Concentration
vitamin Vitamin (M) of vitamin
с
C being
C solution
weighed
titrated
(before
after all
dilution)
2
120 mg
120mg
120 mg
dilutions
(in 10
mL of
water)
VI
izomg
120mg/0.5988
0.5988 0.0088
10.5988
mi
Average concentration (M) of 2,6-
dichloroindophenol solution
0.0068
0.0068
Average conversion factor between
mg of vitamin
dichloroindophenol solution
C and 2,6-
V2
5.67m2
11.00
5.33ml
16.32
✓
5.32 m₂
22
Concentration
(M) of 2,6-deip
solution (show a
sample
calculation below
for Trial 1)
m2
0.00012
0.10
0.00013
0.11
0.11
Conversion factor
between mg of
vitamin C and
mL of 2,6-deip
solution.
12 mg
68.04
12 mg
63.96
12 mg
,63.84
€
E

Closed
Table 2 - Juice Sample #1 plod jorde
Trial
1
2
3
Average Mass of Vitamin C
Volume of 2,6-
dichloroindophenol solution
required
Identity of Juice Sample Closed
23.82
24.43
juice
box
se donos en el enoitalusiss wodz
Mass of vitamin C in sample
Sample calculation for mass of vitamin C from Table 2, Trial 1 (required)

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