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Titration Scientific Report

483 words - 2 pages

Year 10 chemistry2014Extended Experimental InvestigationSCHWEPPEVESENCE -FACT OR FICTIONIntroductionIn this experiment, we try to find out the reaction between Schweppes and weak acid. Acid-base titration is a chemical measurement methods, the Department of strong acid or base titration with alkali or acid solution by titration graphs or color change ...view middle of the document...

It is an early method for measuring an unknown concentration of the solution. Carbonated water (also known as club soda, soda water, sparkling water, seltzer water (and Selters), or fizzy water) is water into which carbon dioxide gas under pressure has been dissolvedMethodGether materials.Pour 20 ML of soda water into clinical flask.Take temperature of soda water.Pour 3 drops of phenolphthalein into soda water.Pour NaOH into burette until it is fullSlowly release amounts of NaOH into soda water and stir until liquid can no longer return to clear to take volume.Clean equipment and repeat steps 4~6 3 timesHear up the soda water to 34 degree Celsius and repeat steps 4~7 with the new soda water solution.Repeat steps 4~8 increasing in 10 Degree Celsius.Result
Temperature (˚C)

Volume 1 (ML)

Volume 2 (ML)

Volume 3 (ML)

23

10.7

9.3

9.7

33

3.7

3.6

3.8

43

2.1

2.1

1.9

10

9.8

9

9.1

28

5.2

5.6

4.0

38

5.4

4.2

2.8

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