At STP, which gas sample has the same number of molecules as 2.0 liters of CH4(g) at STP?

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.

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.