This question has multlple parts. Work all the parts to get "ou require 34.54 mL of 0.0105 M HCl to reach the equivalence point in the titration of 25.0 mL of aqueous ammo a What was the concentration of NH3 in the original ammonia solution? Concentration = 0.0145
This question has multlple parts. Work all the parts to get "ou require 34.54 mL of 0.0105 M HCl to reach the equivalence point in the titration of 25.0 mL of aqueous ammo a What was the concentration of NH3 in the original ammonia solution? Concentration = 0.0145
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 65QAP: Follow the directions of Question 64. Consider two beakers: Beaker A has a weak acid(K a=1105)....
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please help me with both. I keep getting it wrong
![(References]
This question has multiple parts. Work all the parts to get the most polnts.
You require 34.54 mL of 0.0105 M HCl to reach the equivalence point in the titration of 25.0 mL of aqueous ammonia.
a What was the concentration of NH, in the original ammonia solution?
Concentration = 0.0145
b What are the concentrations of H3Ot, OH, and NH,t at the equivalence point?
K, (NH,+) = 5.6 x 10 10
M.
[OH ] =
M
[NH, | =
Submit
[References]
This questlon has multIple parts. Work all the parts to get the most polnts.
The pH of a solution of Ba(OH)2 is 10.77 at 25 °C.
a What is the hydroxide ion concentration in the solution?
[OH] = 5.88x10^4
b If the solution volume is 212 mL, what mass of Ba(OH)2 must have been dissolved?
Mass =
Submit](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4b475e33-3fd3-485f-9756-4d5bc98b2da9%2Fb75df5ea-6a35-4a41-b9e2-b5a159a5cb50%2Flxpmz79_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(References]
This question has multiple parts. Work all the parts to get the most polnts.
You require 34.54 mL of 0.0105 M HCl to reach the equivalence point in the titration of 25.0 mL of aqueous ammonia.
a What was the concentration of NH, in the original ammonia solution?
Concentration = 0.0145
b What are the concentrations of H3Ot, OH, and NH,t at the equivalence point?
K, (NH,+) = 5.6 x 10 10
M.
[OH ] =
M
[NH, | =
Submit
[References]
This questlon has multIple parts. Work all the parts to get the most polnts.
The pH of a solution of Ba(OH)2 is 10.77 at 25 °C.
a What is the hydroxide ion concentration in the solution?
[OH] = 5.88x10^4
b If the solution volume is 212 mL, what mass of Ba(OH)2 must have been dissolved?
Mass =
Submit
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