"When waves refract (move through a new material) such as from air--> water, waves change their speed." O True
False

11 players on a field that has a maximum of 11 players

i'm assuming that the correct answer is indeed the first one/ "a"..

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.

the correct answer to this question is 2