chemistry

A unknown piece of metal is placed into a container of acid. Hydrogen gas was produced as a result. The unknown metal could have been ? Ti is the answer, but I don't understand why.

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asked by jazmin
  1. any metal more active than hydrogen. See the activity series:

    http://www.grandinetti.org/resources/Teaching/Chem121/Lectures/ActivitySeries/ActivitySeries.png


    anything higher on the chart will displace anything lower.

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