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OpenStudy (anonymous):
When you crush a glow stick and shake it, the two liquids mix and the stick glows. Which of the following is true? A physical change has occurred, with energy being absorbed. A chemical change has occurred, with energy being given off. A physical change has occurred, with energy being given off. A chemical change has occurred, with energy being absorbed.
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OpenStudy (abb0t):
Release of energy in the form of light.
OpenStudy (anonymous):
so answer b, correct?
OpenStudy (abb0t):
Yes.
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