55. Consider you now have a beaker of NaOH (strong base). After rinsing the pH meter, you place it into the base. According to the pH reading, what is the concentration of NaOH in the container? (Round to 2 sig figs) Oi00251 pH Meter 11.40 20.00-mL

Chemistry by OpenStax (2015-05-04)
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ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
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Chapter14: Acid-base Equilibria
Section: Chapter Questions
Problem 80E: Novocaine, C13H21O2N2Cl, is the salt of the base procaine and hydrochloric acid. The ionization...
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Now imagine that you add 15.5 of water to the base in the cylinder described in problem #55. Assuming the volumes are additive, what will be displayed on the pH meter? Answer to 2 places after the decimal .
55. Consider you now have a beaker of NaOH (strong base). After rinsing the pH meter, you
place it into the base. According to the pH reading, what is the concentration of NaOH in
the container? (Round to 2 sig figs)
O.00251
pH Meter
11.40
20.00-mL
56. Now imagine that you add 15.5 mL of DI water to the base in the cylinder described in
problem #55. Assuming the volumes are additive, what will be displayed on the pH meter?
Answer to 2 places after the decimal.
Transcribed Image Text:55. Consider you now have a beaker of NaOH (strong base). After rinsing the pH meter, you place it into the base. According to the pH reading, what is the concentration of NaOH in the container? (Round to 2 sig figs) O.00251 pH Meter 11.40 20.00-mL 56. Now imagine that you add 15.5 mL of DI water to the base in the cylinder described in problem #55. Assuming the volumes are additive, what will be displayed on the pH meter? Answer to 2 places after the decimal.
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