AP EAMCET 22 May 2023 Shift 1 Paper

On complete combustion of one mole of butane according to the following equation
the standard enthalpy of the reaction is −2879‌kJ‌mol−1. If the standard enthalpy of formation of CO2(g),H2O(l) are −394,−286‌kJ‌mol−1 respectively, standard enthalpy of formation of butane (in kJ‌mol−1 ) is