I need to get my stuff back in my room I don’t have a big deal
Answer:
The amount of energy in molecules of matter determines the state of matter.
Explanation:
The amount of energy in molecules of matter determines the state of matter. Matter can exist in one of several different states, including gas, liquid, or solid-state.
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms
1.40E+5 (140000)
I believe this is right
Answer:

Explanation:
mass of Fe = 55.85 g
Molar mass of Fe = 55.85 g/mol
<u>Moles of Fe = 55.85 / 55.85 = 1</u>
mass of Cl = 106.5 g
Molar mass of Cl = 35.5 g/mol
Moles of Cl = 106.5 / 35.5 = 3
Taking the simplest ratio for Fe and Cl as:
1 : 3
The empirical formula is = 