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M7.4 A TEST FOR WATER
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Watch what happens when water is added to anhydrous copper sulfate:









Water is the only substance that turns anhydrous copper sulfate blue: this can be used as a test for water.

It is useful when there is not enough to test the boiling point.

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not applicable
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m1: changing
m2: mixing reaction
m3: calcium water
m4: heating reaction
m5: in solution
m6: decomposition
m7: dehydration
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a Science Enhancement Programme CD-ROM 2005   user guide