The Combustion of 1 Mole of Ethanol, C₂H₅OH(l),To Produce Carbon $\Delta$

The combustion of 1 mole of ethanol, C₂H₅OH(l) ,To produce carbon dioxide and gaseous water has $\Delta$ H_r = -1235 kJ.mol^-1 at 298 K.What is the change in internal energy for this reaction?

A) -1237 kJ.mol^-1
B) -1240 kJ.mol^-1
C) -1230 kJ.mol^-1
D) -1247 kJ.mol^-1
E) -1223 kJ.mol^-1