1.(ΔH−ΔU)(\Delta H - \Delta U)(ΔH−ΔU) for the formation of carbon monoxide (COCOCO) from its elements at 298 K is(R=8.314R = 8.314R=8.314 J K−1^{-1}−1 mol−1^{-1}−1)a.−1238.78-1238.78−1238.78 J mol−1^{-1}−1b.1238.781238.781238.78 J mol−1^{-1}−1c.−2477.57-2477.57−2477.57 J mol−1^{-1}−1d.2477.572477.572477.57 J mol−1^{-1}−1Login to continueOnly logged in users canattempt or see the solution.