You have a rock with a density of 12 g/cm3 and a volume of 5c m3. What is its mass?

Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.

Does anyone have the answers to online physics course plato course physics, semester a v3.0

Ways that industry and agriculture use physical properties to separate substances