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OpenStudy (anonymous):
Which of the following is NOT a physical change? Dissolving salt in water Baking a cake Melting wax Freezing water
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OpenStudy (supernova_sonntag):
Process of elimination. Which one is a chemical change? If you dissolve salt in water, you can get the salt back. (Physical) If you bake a cake, you can't get the ingredients back. (Chemical) ONLY melting wax. (Physical) When you freeze water you are simply changing its state of matter. (Physical)
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