please explain the computation, thanks! Based from the given problem, Whatis the Normality of the sodiumhydroxide solution? *Part 1: AlkalimetryPreparation and Slandardization of IN Sodium HydroxideA. PreparationDissolve 14.7 grams of sodium hydroxide pelets in 100 ml of carbon-diaxide free water.Cool the solution to room temperatureAdd a freshly prepared saturated solution of barium hydroxide until no more precipitate forms.Shake and filtor.Transfer it in a 250 mi volumetric flask, then add sufficient quantity of carbon dioxide free water tomake 250 ml.B. StandardizationWeigh accurately about 5 grams of potassium biphthalate, previously crushed lightly and dried at120 degrees Celsius for 2 hours and dissolve it in 75 ml of carbon dioxide free water.Add 2 drops of phenolphthalein TS.• Transfer 50 ml of the sodium hydroxide solution in a Buret and titrate the potassium biphthalatesolution with the sodium hydroxide solution until it produces a permanent pink color.Note: 24 ml NaOH solution was used to change the color from colorless to pink color*Titer Value: Each mi of 1 N NaOH is equivalent to 204 mg of Potassium biphthalate

One normal (1 N) is defined as the gram equivalent of solute dissolved in one liter of solution. It…

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Based from the given problem, What is the Normality of the sodium hydroxide solution? *

Introductory Chemistry: An Active Learning Approach

6th Edition

ISBN:9781305079250

Author:Mark S. Cracolice, Ed Peters

Publisher:Mark S. Cracolice, Ed Peters

Chapter16: Solutions

Section: Chapter Questions

Problem 16.3TC

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please explain the computation, thanks!

Based from the given problem, What
is the Normality of the sodium
hydroxide solution? *
Part 1: Alkalimetry
Preparation and Slandardization of IN Sodium Hydroxide
A. Preparation
Dissolve 14.7 grams of sodium hydroxide pelets in 100 ml of carbon-diaxide free water.
Cool the solution to room temperature
Add a freshly prepared saturated solution of barium hydroxide until no more precipitate forms.
Shake and filtor.
Transfer it in a 250 mi volumetric flask, then add sufficient quantity of carbon dioxide free water to
make 250 ml.
B. Standardization
Weigh accurately about 5 grams of potassium biphthalate, previously crushed lightly and dried at
120 degrees Celsius for 2 hours and dissolve it in 75 ml of carbon dioxide free water.
Add 2 drops of phenolphthalein TS.
• Transfer 50 ml of the sodium hydroxide solution in a Buret and titrate the potassium biphthalate
solution with the sodium hydroxide solution until it produces a permanent pink color.
Note: 24 ml NaOH solution was used to change the color from colorless to pink color
*Titer Value: Each mi of 1 N NaOH is equivalent to 204 mg of Potassium biphthalate

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