Answer the following questions to find the mass (g) of dipotassium phthalate must be added to 250 mL of 0.0500 M phthalic acid to give a buffer of pH 5.75? MW K2P 242.32 g/mol Ka2 [H30^+] [P^-1/[HPA-J = 3.91 x 10A-6 %3D %3D What is the amount of H2P? 6.25 mmol 12.25 mmol 18.75 mmol 37.50 mmol
Answer the following questions to find the mass (g) of dipotassium phthalate must be added to 250 mL of 0.0500 M phthalic acid to give a buffer of pH 5.75? MW K2P 242.32 g/mol Ka2 [H30^+] [P^-1/[HPA-J = 3.91 x 10A-6 %3D %3D What is the amount of H2P? 6.25 mmol 12.25 mmol 18.75 mmol 37.50 mmol
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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![Answer the following questions to find the mass (g) of dipotassium phthalate must be added to
250 mL of 0.0500 M phthalic acid to give a buffer of pH 5.75?
MW K2P = 242.32 g/mol
Ka2 [H30^+] [P^-]/ [HP^-]
3.91 x 10^-6
!!
What is the amount of H2P?
6.25 mmol
12.25 mmol
18.75 mmol
37.50 mmol](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5b193a11-dcec-4abd-ba55-25a32be576b1%2Fdcf4a6c6-bdda-4fa8-876b-a463d2cea61c%2Fbrde7td_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Answer the following questions to find the mass (g) of dipotassium phthalate must be added to
250 mL of 0.0500 M phthalic acid to give a buffer of pH 5.75?
MW K2P = 242.32 g/mol
Ka2 [H30^+] [P^-]/ [HP^-]
3.91 x 10^-6
!!
What is the amount of H2P?
6.25 mmol
12.25 mmol
18.75 mmol
37.50 mmol
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