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Physics 14 Online
OpenStudy (anonymous):

Which of the following is neither a chemical change nor a physical change? wax melting a candle burning oil floating on water sea water drying up to leave a residue of salt

OpenStudy (anonymous):

oil floating on water. nothing happens to the oil or the water. wax melting - physical (melting) candle burning - chemical (burning) sea water drying up - physical I think. the water evaporates and only the solid salt residue is left.

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