31. The density of unknown metal is 2.9 g/cm'. What is the mass of a piece of the metal foil which is 20.0 cm by 6.0 cm
Posted: Mon May 23, 2022 6:38 am
31. The density of unknown metal is 2.9 g/cm'. What is the mass of a piece of the metal foil which is 20.0 cm by 6.0 cm by 0.0015 cm thick?