Chemistry, 29.01.2020 00:12 tyresharichardson29
during science lab, some students added small pieces of magnesium ribbon to 10 ml of hydrochloric acid. they noticed that bubbles formed, the test tube got hot, and the magnesium disappeared.
which is a sign that a chemical reaction has taken place in this experiment?
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How might this scientific phenomena be explained? a paper clip floats on water.
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during science lab, some students added small pieces of magnesium ribbon to 10 ml of hydrochloric ac...
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