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Chemistry 21 Online
OpenStudy (anonymous):

Which of these is an indicator that a chemical reaction has occurred? Select one: a. precipitate forms b. temperature remains the same c. color is diluted d. mass increases

OpenStudy (anonymous):

As I said on my thread, you were correct before we just thought that you we saying that C was "temperature stays the same", however now that I realize that C is "color is diluted" I know that you were correct, it is C.

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