Each line of the following table gives data, in Btu, for a process of a closed system. Determine the missing table entries, in Btu. E2 Process Q W E a 40 40 15 15 9 20 20 C -4 P @ (5 i 7 22 15 -10 -20 -10 0 -8 i 6 10 3 10 8 i -4 -12