For H2SO4, Ka,1 is very large and pKa2 = 1.96 at 25 °C. For 0.00151 mol L-1 H2SO4(aq) at 25 °C, calculate: (a) the equilibrium concentration of the singly-ionized form, HSO4 [HSO4 ]eq = Number mol L-1 (Enter a number accurate to 2 significant figures.) (b) the fraction, a₂, of H2SO4 that exists in the doubly-ionized form, SO4²¯ a2= Number (Enter a number between 0 and 1, accurate to 2 significant figures.) (c) the pH pH = Number (Enter a number accurate to 2 decimal places.)
For H2SO4, Ka,1 is very large and pKa2 = 1.96 at 25 °C. For 0.00151 mol L-1 H2SO4(aq) at 25 °C, calculate: (a) the equilibrium concentration of the singly-ionized form, HSO4 [HSO4 ]eq = Number mol L-1 (Enter a number accurate to 2 significant figures.) (b) the fraction, a₂, of H2SO4 that exists in the doubly-ionized form, SO4²¯ a2= Number (Enter a number between 0 and 1, accurate to 2 significant figures.) (c) the pH pH = Number (Enter a number accurate to 2 decimal places.)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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For a reaction A products, sicessive half_For a reaction A→ products, successive half-lives are observed to be 10.0,20.0 and 40.0 min for an experiment in which the initial concentration of A=0.10M. Calculate the concentration of A(M) after 39.37 minutes. Report your answer to 4 significant fgures.
![For H2SO4, Ka,1 is very large and pKa2 = 1.96 at 25 °C.
For 0.00151 mol L-1 H2SO4(aq) at 25 °C, calculate:
(a) the equilibrium concentration of the singly-ionized form, HSO4
[HSO4 ]eq = Number
mol L-1
(Enter a number accurate to 2 significant figures.)
(b) the fraction, a₂, of H2SO4 that exists in the doubly-ionized form, SO4²¯
a2= Number
(Enter a number between 0 and 1, accurate to 2 significant figures.)
(c) the pH
pH = Number
(Enter a number accurate to 2 decimal places.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd1903ff5-270a-4d59-9ce6-662b6e73b41b%2Fe482d8c7-b301-4dbb-af9a-12b338d1af2e%2Fnkax7jc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For H2SO4, Ka,1 is very large and pKa2 = 1.96 at 25 °C.
For 0.00151 mol L-1 H2SO4(aq) at 25 °C, calculate:
(a) the equilibrium concentration of the singly-ionized form, HSO4
[HSO4 ]eq = Number
mol L-1
(Enter a number accurate to 2 significant figures.)
(b) the fraction, a₂, of H2SO4 that exists in the doubly-ionized form, SO4²¯
a2= Number
(Enter a number between 0 and 1, accurate to 2 significant figures.)
(c) the pH
pH = Number
(Enter a number accurate to 2 decimal places.)
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