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Which of the following is an example that a chemical reaction has occurred? A. Cut piece of lumber into two pieces B. Bubbling/fizzing C. Phase change (ex. solid changes to liquid) D. Iron being melted
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Which of the following is an example that a chemical reaction has occurred?

A. Cut piece of lumber into two pieces
B. Bubbling/fizzing
C. Phase change (ex. solid changes to liquid)
D. Iron being melted

User JohannaVL
by
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1 Answer

8 votes
B.) bubbling/fizzing this is because bubbles are considered a gas, and gas is a main indicator of a chemical change
User Schnouki
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