Fa5ithclaugustorm Fa5ithclaugustorm

29-12-2015
Chemistry

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Which process results in a chemical change?
(1) tearing tin foil
(2) melting an iron bar
(3) crushing an aluminum can
(4) burning magnesium ribbon

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pauleshasims pauleshasims

29-12-2015

2) melting an iron bar

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