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OpenStudy (anonymous):

Which of the following is a physical change? A. Sodium metal explodes on contact with water. B. Iron is oxidized to iron oxide. C. Copper reacts with a strong acid. D. Aluminium metal is pounded into thin sheets.

OpenStudy (anonymous):

@Destinymasha plz help

OpenStudy (destinymasha):

a change from one state (solid or liquid or gas) to another without a change in chemical composition

OpenStudy (anonymous):

c

OpenStudy (destinymasha):

D

OpenStudy (destinymasha):

POUNDED -physical

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