11th grade

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Why do we need to polish magnesium before using it in an experiment?

  • 11th grade -

    Isn't it coated with an impervious oxide?

  • 11th grade -

    so we need to get rid of it in order to have a reaction from pure magnesium?

  • 11th grade -

    You need to move it off so the magnesium surface is exposed.

  • 11th grade -

    ahh i see now
    thanks alot!

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