Answered: What is the pH of a 0.250 M sulfurous…

What is the pH of a 0.250 M sulfurous acid solution? H₂SO3 + H₂O H3O+ + HSO3 K₁₁ A. 1.21 B. 0.054 C. 1.07 D. 1.27 = 1.5 x 10-² Kaz K₂₂ = 1.0 x 10-7 4

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter21: The Chemistry Of The Main Group Elements

Section: Chapter Questions

Problem 78PS

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Isn't the answer just 1 E -7? Please tell me why my answer is wrong. Thank you

What is the pH of a 0.250 M sulfurous
acid solution?
H₂SO3 + H₂O → H3O+ + HSO3
Ka₁
A. 1.21
B. 0.054
C. 1.07
D. 1.27
= 1.5 x 10-2 K₂₂ = 1.0 x 10-7
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