Aim: Finding the Ph levels of the acids and bases
Equipment: Test tubes , a test tube rack , Hydrochloric Acid , Sodium Hydroxide , Universal Indicator , Phenolphthalein Indicator , Red litrus paper , Blue Litmus Paper and Universal Paper.
Method:
We gathered all the equipment together.
After i started off with adding the hydrochloric acid to all the litmus papers and recording my results
I then did filled the test tubes with acid and added the other indicators.
I did the same with the other chemicals.
Water:
Blue litmus: Normal
Red litmus: Normal
Universal indicator: Green
Phenolphthalein: Clear
Blue litmus: Purple
Red litmus: Purple
Universal Indicator: Purple
Phenolphthalein: Pink
Hydrochloric Acid :
Blue litmus: Pink
Red Litmus: Orange
Universal Indicator: Purple/Red
Phenolphthalein: Clear
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