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Burning 48.0 g of graphite in excess oxygen under standard conditions releases 1574.0 kJ of heat. WhThermodynamics Chemistry Question

Question

Burning 48.0 g of graphite in excess oxygen under standard conditions releases 1574.0 kJ of heat. What is ∆H°f of CO2(g)?

A.

1574 kJ mol-1

B.

–1574 kJ mol-1

C.

–394 kJ mol-1

✓ Correct
D.

32.8 kJ mol-1

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