To the second gas jar/test tube add 1 cm 3 of limewater, stopper and shake – record your observations. To the third gas jar/test tube add 5 drops of universal indicator, stopper and shake ...
To Conduct Demonstration: Pour solution of blue food color into one test tube to a depth of 2". To one of the tubes containing the mixed solution, add two inches of hexane. Stopper with a cork and ...
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