Question
Vinegar is 0.88 M acetic acid (HC 2 H 3 O 2 ; K a = 1.8 10 5 at 25 C). a) Write
Vinegar is 0.88 M acetic acid (HC 2 H 3 O 2 ; K a = 1.8 × 10 –5 at 25 °C).
a) Write out the balanced chemical equilibrium that is needed to calculate pH.
b) Write out the corresponding law-of-mass action expression.
c) What is the pH value of the solution?
d) What is the percent dissociation of acetic acid?
Step by Step Solution
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a The Acid dissociation reaction is given by CH 3 COOH aq CH 3 COO aq H aq b ...
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General Chemistry
Authors: Darrell Ebbing, Steven D. Gammon
9th edition
978-0618857487, 618857486, 143904399X , 978-1439043998
