Measure |Sample 1Sample 2 Sample 3 Sample 4 Mass of unknown acid 1-D000g 1-OD0og 1- 000og | 1-0000g Final buret reading 7.68 mL 13-46ML 19.34 mL | 25.52mL 2 mL 7.68mL 13-46mL 19.34 mL Initial buret reading Volume of base used S.68 mL S.78ML S.88 mL 5.98 mL Molarity of base 1-00 M 1-00 M 1-00 M 1.00 M Moles of base Moles of acid' Molar mass of acid? 1 Consider the molar ratio between the unknown acid and NaOH in the balanced equation 2 moles = grams/molar mass Average molar mass: (show calculation)

Appl Of Ms Excel In Analytical Chemistry
2nd Edition
ISBN:9781285686691
Author:Crouch
Publisher:Crouch
Chapter14: Chromatography
Section: Chapter Questions
Problem 9P
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NaOH is the base

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Measure
|Sample 1Sample 2 Sample 3 Sample 4
Mass of unknown acid
1-D000g
1-OD0og
1- ODOD9
1-OD0og
Final buret reading
7.68 mL
13-46ML
19.34 mL | 25.52mL
2 mL
7.68 mL
13-46ML
19.34 mL
Initial buret reading
S.68 mL
S.78ML
5.88 mL
S.98 mL
Volume of base used
Molarity of base
1-00 M
1-00 M
1-00 M
1.00 M
Moles of base
Moles of acid'
Molar mass of acid?
1
Consider the molar ratio between the unknown acid and NaOH in the balanced equation
2
moles = grams/molar mass
Average molar mass:
(show calculation)
List 2 possible errors and what effect they would have on your final answer.
Transcribed Image Text:Measure |Sample 1Sample 2 Sample 3 Sample 4 Mass of unknown acid 1-D000g 1-OD0og 1- ODOD9 1-OD0og Final buret reading 7.68 mL 13-46ML 19.34 mL | 25.52mL 2 mL 7.68 mL 13-46ML 19.34 mL Initial buret reading S.68 mL S.78ML 5.88 mL S.98 mL Volume of base used Molarity of base 1-00 M 1-00 M 1-00 M 1.00 M Moles of base Moles of acid' Molar mass of acid? 1 Consider the molar ratio between the unknown acid and NaOH in the balanced equation 2 moles = grams/molar mass Average molar mass: (show calculation) List 2 possible errors and what effect they would have on your final answer.
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