For crystalline solids, the specific heat capacity is 6 cal ${{mole}^{-1}}$${{K}^{-1}}$ or 25 J ${{mole}^{-1}}$${{K}^{-1}}$ or 3 R at room temperature specific heat capacity decreases rapidly at low temperature.
For crystalline solids, the specific heat capacity is 6 cal ${{mole}^{-1}}$${{K}^{-1}}$ or 25 J ${{mole}^{-1}}$${{K}^{-1}}$ or 3 R at room temperature specific heat capacity decreases rapidly at low temperature.