The equilibrium constant for the following reaction is 10.5 at 350K. 2CH2Cl2(g) CH4(g) + CC14)
If an equilibrium mixture of the three gases at 350K contains 1.76x10-2 M CH2Cl2(g) and 3.14x 10-2 M CH4, what is the equilibrium
concentration of CC14?

Which of the following statements is true? a. most heat energy is easily recovered and used for useful actions. b. friction causes molecules to vibrate more slowly. burning air and gasoline in an c. engine changes chemical energy into mechanical energy. it is impossible to d. change mechanical energy into mechanical energy.