ssolve 14.7 grams of sodium hydroxide pellets in 100 ml of carbon-dioxide free water. ool the solution to room temperature dd a freshly prepared saturated solution of barium hydroxide until no more precipitate forms. ake and filter. ansfer it in a 250 ml volumetric flask, then add sufficient quantity of carbon dioxide free water to ake 250 ml. dization eigh accurately about 5 grams of potassium biphthalate, previously crushed lightly and dried a 20 degrees Celsius for 2 hours and dissolve it in 75 ml of carbon dioxide free water. dd 2 drops of phenolphthalein TS. ansfer 50 ml of the sodium hydroxide solution in a Buret and fitrate the potassium biphthal lution with the sodium hydroxide solution until it produces a permanent pink color. ote: 24 ml NaOH solution was used to change the color from colorless to pink color e: Each ml of 1 N NaOH is equivalent to 204 mg of Potassium biphthalate Data Wt of KHP (g) MW of KHP meg of KHP e of sodium hydroxide solution used (ml) Trial 1 5.000 g 24.000
ssolve 14.7 grams of sodium hydroxide pellets in 100 ml of carbon-dioxide free water. ool the solution to room temperature dd a freshly prepared saturated solution of barium hydroxide until no more precipitate forms. ake and filter. ansfer it in a 250 ml volumetric flask, then add sufficient quantity of carbon dioxide free water to ake 250 ml. dization eigh accurately about 5 grams of potassium biphthalate, previously crushed lightly and dried a 20 degrees Celsius for 2 hours and dissolve it in 75 ml of carbon dioxide free water. dd 2 drops of phenolphthalein TS. ansfer 50 ml of the sodium hydroxide solution in a Buret and fitrate the potassium biphthal lution with the sodium hydroxide solution until it produces a permanent pink color. ote: 24 ml NaOH solution was used to change the color from colorless to pink color e: Each ml of 1 N NaOH is equivalent to 204 mg of Potassium biphthalate Data Wt of KHP (g) MW of KHP meg of KHP e of sodium hydroxide solution used (ml) Trial 1 5.000 g 24.000
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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Based from the given problem, What is the Normality of the sodium hydroxide solution?
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