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OpenStudy (anonymous):
When paper turns yellow-brown upon exposure to sunlight, what type of change is likely taking place?
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OpenStudy (koikkara):
\(\small\rm\color{blue}{Welcome~to~OpenStudy!}\) @josedel1415 I would say, color change is a chemical change dissolving is a physical change magnetizing is a physical change milk souring is a chemical change ... Which one ?
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