Which of the following are examples of chemical changes? Silver tarnishes. A sheet of copper is pounded into the shape of a bowl. Barium melts at 725 C. Hydrogen reacts with oxygen to form water.

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Silver tarnishes and Hydrogen reacts with oxygen to form water are examples of chemical changes.

Expert answered|andrewpallarca|Points 36611|

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Asked 5/15/2014 3:16:37 PM

Updated 5/15/2014 3:44:12 PM

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