Both are molecular formulas because the ratio of carbon to hydrogen can be . A)increased B)4 C) reduced D) increased PLEASE HELP ASA!!

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.

Is this a scientific model? use complete sentences to explain why or why not. a graphic organizer showing the water cycle

Which other elements contain the same number of outer electrons as sodium