Homework Help: Chemistry

Posted by eva on Monday, February 4, 2008 at 6:23pm.

What are the five(5) indications that show that a reaction has taken place?
Thanks

Chemistry - drwls, Monday, February 4, 2008 at 6:42pm
How about: heat release, color change, volume change, transparency change, phase change, precipitation, odor change, or gas release. Most are sufficient but not necessary indicators of a reaction.
Chemistry - eva, Monday, February 4, 2008 at 6:46pm
thanks

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