Physics, 18.12.2020 17:20 amanda2003teddy

In physical science lab, ben and jerry added small prices of magnesium to hydrochloride acid. Do you notice that bubbles formed, the test you've got hot, and magnesium disappeared. What is the sign of a chemical reaction has taken place in this experiment? A. Odor B. Gas is produced C. Magnesium disappeared D. Decrease in temperature

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