Which of the following is true regarding the organization of muscle tissue? muscle fascicles are separated from one another by perimysium. muscle fibers are separated from one another by perimysium. muscle fascicles are separated from one another by epimysium. muscle fibers are separated from one another by epimysiu

A47.2 g block of copper whose temperature is 480 k is placed in an insulating box with a 91.8 g block of lead whose temperature is 200 k. (a) what is the equilibrium temperature of the two-block system? (b) what is the change in the internal energy of the two-block system between the initial state and the equilibrium state? (c) what is the change in the entropy of the two-block system? the heat capacities of copper and lead are 386 j/kg·k and 128 j/kg·k, respectively.