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The approxiamte standard enthalpies of f...

The approxiamte standard enthalpies of formation of methanol and octane are determiend to be -1.5 kJ/mol and -10.9 kJ/mol respectively. The standard enthalpies of combustion of octane is denoted as `DeltaH("octane")` and that fo methanol as `DeltaH` (methanol). the correct statement is:

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