1. Based on your knowledge on pKa, pH and ionisation describe a method whereby you can separate a solution containing: Sodium bicarbonate and ascorbic acid. 2. Briefly discuss why water is the liquid of choice in (1) car cooling systems and (2) in houses’ central heating systems. 3. Explain how to prepare standard solutions (5 ml each) of NaCl with the following concentrations: 10, 20, 30, 50, 70 ppm. The stock solution has a concentration of 0.05% w/v.
1. Based on your knowledge on pKa, pH and ionisation describe a method whereby you can separate a solution containing: Sodium bicarbonate and ascorbic acid. 2. Briefly discuss why water is the liquid of choice in (1) car cooling systems and (2) in houses’ central heating systems. 3. Explain how to prepare standard solutions (5 ml each) of NaCl with the following concentrations: 10, 20, 30, 50, 70 ppm. The stock solution has a concentration of 0.05% w/v.
Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter4: Acids And Bases
Section: Chapter Questions
Problem 4.43AP
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1. Based on your knowledge on pKa, pH and ionisation describe a method whereby you
can separate a solution containing: Sodium bicarbonate and ascorbic acid.
2. Briefly discuss why water is the liquid of choice in (1) car cooling systems and (2) in
houses’ central heating systems.
3. Explain how to prepare standard solutions (5 ml each) of NaCl with the following
concentrations: 10, 20, 30, 50, 70 ppm. The stock solution has a concentration of 0.05% w/v.
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(10/1000000)x5x100 =0.005
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