Respuesta :
Heat energy can be calculated by using the specific heat of a substance multiplying it to the mass of the sample and the change in temperature. It is expressed as:
Energy = mCΔT2520= 10.0(C) (70.0 - 10.0)C = 4.2 J/ kg K
Energy = mCΔT2520= 10.0(C) (70.0 - 10.0)C = 4.2 J/ kg K