According to the first law of thermodynamics, Q=W+ΔU.Suppose…
According to the first law of thermodynamics, Q=W+ΔU.Suppose you supply 100 J of heat to a system (a gas in a piston). If it utilizes 80 J of the heat to do external work (e.g., the gas pushes the piston outwards), what would be the change in the internal energy of the system (the gas molecules)?