Question

At 27 c the combustion of ethane takes place according to the reaction

Answer 1

Del H = del U + W

Del U - del H = - W

-W = del nRT...................(1)

Del n = 2-(1+7/2)...............(2)

Substitute (2) in (1)

-W = - 2.5 *8.315*300

= +6235.5 J