Neutralisation
Equipment:
Universal Indicator
1 M HCl ( Hydrochloric Acid)
1 M NaOH (Sodium Hydroxide)
4 Test tubes
Test tube rack
2 plastic pipettes
Method:
Take a test tube rack with 1 boiling tube at each end of the rack and 4 test tubes.
Half Fill the boiling tube at one end with Sodium Hydroxide.
Half fill the boiling tube at the other end with Hydrochloric acid.
Fill each test tube with 5 drops of Universal indicator.
Using the pipettes you will add drops of the acid or alkaline to the test tubes to make colours. DO NOT MIX UP THE PIPETTES
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