Question

Bantu dibantu yukss terimakasih

Answer 1

ΔH = ∑D reaktan - ∑D produk
     = [(4 C-H + C=C + H-H)] - [(6 C-H + C-C)]
     = [(C=C + H-H)] - [(2 C-H + C-C)]
     = [(606,1 + 435,6)] - [((2 × 412,3) + 347,4)]
     = - 130,3 kJ