The difference between visible light and gamma rays is that a. the amplitude of visible light is greater. c. they travel through a different medium. b. the speed of gamma rays is greater. d. the frequency of gamma rays is greater. select the best answer from the choices provided a b c d

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.

What is the value of keq for the reaction expressed in scientific notation?

Drug abuse will not lead to physical and psychological dependence. true or false ?