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ΔH = [6 ΔH°f CO2 + 6 ΔH°f H2O] - [ΔH°f C6H12O6 + 6 ΔH°f O2]
= [(6 × - 394) + (6 × - 286)] - [- 1268 + (6 × 0)]
= - 2812 kJ ⇒ untuk 1mol
mol C6H12O6 = 45 ÷ 180 = 0,25
maka ΔH untuk 0,25 mol: 0,25 × - 2812 kJ = - 703 kJ/mol