n6oriahSta0r n6oriahSta0r

29-02-2016
Chemistry

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True or false. A change of color is a sign that a chemical reaction is taking place.

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RhysPeploe RhysPeploe

29-02-2016

True, it shows that a reactant (s) have changed propertirs and hense there must be a new compound to cause the colour change.

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