C5hardaI8mthhhh C5hardaI8mthhhh
  • 24-04-2017
  • Biology
contestada

All of the following are evidence that a chemical reaction has occurred except ______.

A. color change


B. formation of a precipitate


C. bubbles of gas


D. all of the above are evidence of a chemical reaction

Respuesta :

rosiecat44
rosiecat44 rosiecat44
  • 27-04-2017
the answer is D. these are all chemical reactions.
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