Consider the decomposition of methanol, as follows. 2 CH3OH(l) → 2 CH4(g) + O2(g) Suppose 200.0 mL of liquid methanol decomposes at 298 K.  The density of methanol is 0.792 g/mL. What is ξ and ΔH if Δr​H = 327.7kj/mol? Hint: ΔH=ξ×Δr​H

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