Question

calculate the standard heat of reaction for the following reaction from the given heat of formaton
C6H6(g)------ 3C2H2(g) ,C2H2(g)=226.75kj/gmol,C6H6(g)=82.927kj/gmol

Answer 1

dH reaction = dH products - dH reactants
dH reaction = 3*226.75 -
82.927=597,323