he pH of a 0.282 M solution of ascorbic acid, H2C6H6O6? O×10-5, Ka2 = 1.6×10-12) nswer should be entered with 3 significant figures; do not enter units; give answer in normal notation-e d 113 and 123 and 122 )

Chemistry & Chemical Reactivity
10th Edition
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Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
Section: Chapter Questions
Problem 112GQ: A solution of hydrochloric acid has a volume of 250. mL and a pH of 1.92. Exactly 250. mL of 0.0105...
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30
What is the pH of a 0.282 M solution of ascorbic acid, H2C6H6O6?
(Ka1
= 8.0x10-5
°, Ka2 = 1.6×10-12)
(the answer should be entered with 3 significant figures; do not enter units; give answer in normal notation-examples include 1.23 and
120. and 12.3 and -123 and 123. )
< Question 30 of 30
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Transcribed Image Text:What is the pH of a 0.282 M solution of ascorbic acid, H2C6H6O6? (Ka1 = 8.0x10-5 °, Ka2 = 1.6×10-12) (the answer should be entered with 3 significant figures; do not enter units; give answer in normal notation-examples include 1.23 and 120. and 12.3 and -123 and 123. ) < Question 30 of 30 A Click Submit to complete this assessment. Save and Submit esc %23 24 & 3. 4 7 9 E R. G В M
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