Chemistry, 02.07.2019 18:40, hugbug2554

Which of the following is a chemical change? a. molten brass is poured into a mold to form a musical instrument. b. a magnet is used to take iron filings out of a mixture. c. an ice pack is shaken and squeezed and becomes cold. d. moisture in the air forms beads of water on a cold windowpane.

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Which of the following is a chemical change? a. molten brass is poured into a mold to form a musica...