What is the maximum amount of electrons possible in the inner shell of an atom?

Which is true of the reactants in this displacement reaction? fe + 2hcl fecl2 + h2 a. the reactants are located to the left of the arrow in the chemical equation. b. the reactants contain 1 iron atom, 2 hydrogen atoms, and 1 chlorine atom. c. the reactants are the atoms, molecules, or compounds formed in the reaction. d. the reactants have the same physical and chemical properties as the products.

Why are people not able to scuba dive in the deep part of the ocean

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver