hairyears6927 hairyears6927 06-06-2017 Chemistry contestada Which are true statements? Check all that apply. A. Moles are counted in kilograms. B. A mole always weighs 6.02 × 1023 g. C. The mass of 1 mol is the same as the atomic mass in grams. D. Avogadro's number is 6.02 × 1023.