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Suppose an experiment measures a mass, heats it over a flame without changing its state, measures it again, and finds the mass to be different. Which statement BEST describes the kind of change that could have taken place? A. physical change because the substance became more dense B. chemical change because mass was lost, most likely as a gas C. chemical change because the chemical property of mass changed D. physical change because the mass melted going from a solid to a liquid
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B. chemical change because mass was lost, most likely as a gas. This BEST describes the kind of change that could have taken place.
Expert answered|hvnscentme|Points 40|
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Asked 4/9/2014 6:13:14 PM
Updated 4/9/2014 7:23:23 PM
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Edited by jeifunk [4/9/2014 7:23:22 PM], Confirmed by jeifunk [4/9/2014 7:23:23 PM]
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Updated 4/9/2014 11:48:32 PM
1 Answer/Comment
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Added 4/9/2014 11:48:32 PM
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