taysullivan3283 taysullivan3283 22-04-2024 Chemistry contestada Given that ΔHcomb of C(s), H₂(g) and CH₄(g) are, −394, −294 and −829kJ / mol respectively. The heat of formation for CH₄ is _______ a. 70kJ / mol b. −71.8kJ / mol c. −244kJ / mol d. −748kJ / mol