Asked by Kace

Why do we need to polish magnesium before using it in an experiment?
Answered by bobpursley
Isn't it coated with an impervious oxide?
Answered by Kace
so we need to get rid of it in order to have a reaction from pure magnesium?
Answered by bobpursley
You need to move it off so the magnesium surface is exposed.
Answered by Kace
ahh i see now
thanks alot!
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