Tuesday, 7 May 2013

2.28 describe a physical test to show whether water is pure.

If water is pure it will boil at exactly 100° and freeze at exactly 0°

4 comments:

  1. A nice bit to add is this only happens at see level

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  2. also i think to get the mark in a question like this you need the celcius because just saying 100 degrees is just too vague

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