What is the smallest particle representing hydrogen peroxide? a. an oxygen atom b. diatomic oxygen c. a molecule d. a hydrogen atom

C. a molecule

Explanation:

I was doing this question on the quiz and put D as the answer because of the top answer but then I got it wrong and the real answer is a molecule. hope this help ;)

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.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.