6&7 please thanks

6. Butane is the liquid found in lighter fluid. If it reacts with oxygen, it can undergo a combustion reaction represented by the following equation: C4H1D(i)+213O2(g)4CO2(g)+5H2O(a) Use the enthalpy of formation data below to determine the enthalpy of this reaction. a. 2657kJ b. 1745kJ c. 2241kJ d. 3127kJ 7. The initial rate of the a reaction a. is dependent on the initial concentrations of the reactants b. is always less than the average rate of the reaction c. can be determinod by studying the balanced equation d. is equal to the instantaneous mate after 1.0min