13) Which of the following is a statement of the first law of thermodynamics? a) Ek (1/2) my2
b) A negative AH corresponds to an exothermic process.
c) AE = Efinal - Einitial
d) Energy lost by the system must be gained by the surroundings.
e) 1 cal = 4.184 J (exactly)

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.