What colour is an indicator at the end point ?
At what pH does an indicator change colour?
Why is the colour change for an indicator always given as a range of pH values?
These questions are all addressed in AUS-e-TUTE's new Indicator End Point resources.
Read the tutorial, play the game, do the test and view worked solutions for the questions.
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There is currently a free-to-view tutorial available at http://ausetute.com.au/endpoint.html
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Then go to http://ausetute.com.au/membership.html
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