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Course: CHEM 101, Spring 2011School: SUNY Buffalo
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Kaur Harjit Chem Ex 17 10/09/08 1.Clean a graduated cylinder, flask, Florence flask and an Erlenmeyer flask 2.Fill wash bottle 3.Prepare a dilute solution of sodium hydroxide 4.Stopper and shake the flask to mix the solution 5.Weigh 3 separate samples of acid 6.Transfer it into an Erlenmeyer flask and add water and 2 drops phenolphthalein indicator 7.Clean the buret with soap solution 8.Fill the buret to the top...
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Kaur Harjit Chem Ex 17 10/09/08 1.Clean a graduated cylinder, flask, Florence flask and an Erlenmeyer flask 2.Fill wash bottle 3.Prepare a dilute solution of sodium hydroxide 4.Stopper and shake the flask to mix the solution 5.Weigh 3 separate samples of acid 6.Transfer it into an Erlenmeyer flask and add water and 2 drops phenolphthalein indicator 7.Clean the buret with soap solution 8.Fill the buret to the top with sodium hydroxide 9.Make a preliminary titration with acid oxalic 10.Place white paper under flask so color can be easily observed 11.Record 12.Swirl and add sodium hydroxide and then one drop of alkaline solution changes the color to a permanent pink 13.Read and record level 14.Titrate the rest of the acid 15.Add sodium hydroxide rapidly 16.Record unknown number 17.Weigh 3 separate samples of unknown 18.Transfer to an Erlenmeyer flask 19.Add water and indicator 20.Titrate 21.Record Data 22.Do calculations for run 2
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