Which of the following happens during a chemical change? Check all of the boxes that apply.
0...
Which of the following happens during a chemical change? Check all of the boxes that apply.
0 One atom or more changes into atoms of another element.
New substances with different properties are formed.
Solids, liquids, or gases may form.
Reaction mixtures always give off some heat.
Reaction mixtures always need to be heated.
Answers: 3
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