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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
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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

User Akhzar Nazir
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1 Answer

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the answer is D. these are all chemical reactions.
User Travis Parks
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