Part A As a technician in a large pharmaceutical research firm, you need to produce 150. mL of 1.00 mol L potassium phosphate buffer solution of pH = 7.09. The pKa of H2PO4 is 7.21. You have the following supplies: 2.00 L of 1.00 molL KH2PO4 stock solution, 1.50L of 1.00 mol L K2HPO4 stock solution, and a carboy of pure distilled H2O. How much 1.00 mol L KH2P04 will you need to make this solution? Express your answer to three significant digits with the appropriate units. • View Available Hint(s) HÀ Volume of KH2PO4 needed = Value Units Submit
Part A As a technician in a large pharmaceutical research firm, you need to produce 150. mL of 1.00 mol L potassium phosphate buffer solution of pH = 7.09. The pKa of H2PO4 is 7.21. You have the following supplies: 2.00 L of 1.00 molL KH2PO4 stock solution, 1.50L of 1.00 mol L K2HPO4 stock solution, and a carboy of pure distilled H2O. How much 1.00 mol L KH2P04 will you need to make this solution? Express your answer to three significant digits with the appropriate units. • View Available Hint(s) HÀ Volume of KH2PO4 needed = Value Units Submit
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:Part A
As a technician in a large pharmaceutical research firm, you need to produce 150. mL of 1.00 mol L- potassium phosphate buffer solution of pH = 7.09. The
pKa of H2PO4 is 7.21.
You have the following supplies: 2.00 L of 1.00 mol L KH2PO4 stock solution, 1.50 L of 1.00 mol L K2HPO4 stock solution, and a carboy of pure distilled
H2O.
How much 1.00 mol L KH2PO4 will you need to make this solution?
Express your answer to three significant digits with the appropriate units.
• View Available Hint(s)
Volume of KH2PO4 needed =
Value
Units
Submit
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