Calculate the work done during the reaction represented by the following thermochemical equation at 300 K:
CH₄ + 2O₂ → CO₂ + 2H₂O
(g) (g) (g) (I)
(R = 8.314J K⁻¹ mol⁻¹)
O +4.988 kj
O -49.99 kj
O +49.00 kj
O -4.988 kj