a) defines the specific mass for the section of space which is separated for investigation. B a reaction that depending on ambient conditions can proceed in either of two directions: the production of the reaction products from the reactants, or the production of the original reactants from the formed reaction products. c) Define the zeroth law of thermodynamics d) Define the first law of thermodynamics e) Define the second law of thermodynamics f) Define the third law of thermodynamics g) What is entropy change? h) ___ is defined as the mass per volume. i) _ It is the work capability of the system j) What is the equation of enthalpy for constant pressure processes? k) Define the adiabatic process. I) Explain heat capacity term for one system