A certain weak acid, HA, has a K, value of 4.6x10-7. Percent ionization for a weak acid (HA) is determined by the following formula: HA ionized HA) initial For strong acids, ionization is nearly complete Percent ionization: x 100% Part A |3D (100%) at most concentrations. However, for weak acids, the Calculate the percent ionization of HA in a 0.10 M solution. percent ionization changes significantly with concentration. The more diluted the acid is, the greater percent ionization. Express your answer as a percent using two significant figures. > View Available Hint(s) ? % Submit Part B Caloulate the percent ionization of HA in a 0.010 M solution. Express your answer as a percent using two significant figures. > View Available Hint(s)
A certain weak acid, HA, has a K, value of 4.6x10-7. Percent ionization for a weak acid (HA) is determined by the following formula: HA ionized HA) initial For strong acids, ionization is nearly complete Percent ionization: x 100% Part A |3D (100%) at most concentrations. However, for weak acids, the Calculate the percent ionization of HA in a 0.10 M solution. percent ionization changes significantly with concentration. The more diluted the acid is, the greater percent ionization. Express your answer as a percent using two significant figures. > View Available Hint(s) ? % Submit Part B Caloulate the percent ionization of HA in a 0.010 M solution. Express your answer as a percent using two significant figures. > View Available Hint(s)
General Chemistry - Standalone book (MindTap Course List)
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ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter15: Acids And Bases
Section: Chapter Questions
Problem 15.20QP: Strong Acids, Weak Acids, and pH Two 0.10-mol samples of the hypothetical monoprotic acids HA(aq)...
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A certain weak acid, HA, has a K value of 4.6x107.
Percent ionization for a weak acid (HA) is determined by the
following formula:
[HA| ionized
HA initial
For strong acids, ionization is nearly complete
Percent ionization =
x 100%
Part A
(100%) at most concentrations. However, for weak acids, the
Calculate the percent ionization of HA in a 0.10 M solution.
percent ionization changes significantly with concentration.
The more diluted the acid is, the greater percent ionization.
Express your answer as a percent using two significant figures.
> View Available Hint(s)
Submit
Part B
Calculate the percent ionization of HA in a 0.010 M solution.
Express your answer as a percent using two significant figures.
> View Available Hint(s)
ανα| ΑΣφ
%
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Answer:
When a weak acid is added in water, its partial ionization takes place whose degree depends upon its dissociation constant and its concentration.
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