I’ll give brainiest Question 2 (4 points)
Calculate the number of moles of 5.32g of o (molar mass-16.00g/mol)
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Question 3 (4 points)

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.

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