How many moles of KCl are produced if 8.4 moles of Cl, gas completely react?

A. 4.2 mol

B. 8.8 mol

C. 8.4 mol

D. 17 mol

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

Wow that a lot of text for my tiny so i no wanna answer

Ijust took the quiz. their is no coefficient needed. : )