Apermanent magnet can affect:
o
a. both permanent magnets and electromagnets.
o b. both non-magnets and electromagnets.
o
c. only permanent magnets.
o
d. only electromagnets and charged particles.
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A

both permanent magnet and electromagnets.

i hope that helps

answer:

the reaction is type of combination reaction.

explanation:

on the product side, there are 2 molecules of bonded to fe   which means one atom of fe are combined two molecules of . so, balanced chemical equation becomes :

this reaction follows the reaction type of combination reaction. a combination reaction is defined as chemical reaction in which reactants combines together to form a single product.