What is 420 hg into g?

The human body stores chemical energy from digested food. some of the chemical energy is converted into mechanical energy when the body moves. which statement best supported by this information

Which process is represented by the pv diagram? a. the isobaric process b. the isovolumetric process c. the isothermal process d. the adiabatic process

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons