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At 101.3kPa and 298 K. What is the total amount of heat released Open one mole of aluminum oxide is formed from its elements

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Gatorboyx10idn

Answer:

The answer is (3) 1676 kJ. The heats of reaction at 101.3 kPa and 298 K for reaction: 4Al(s) +3O2(g)= 2Al2O3(s) is -3351 kJ. So for one mole of aluminum oxide is 3351/2=1676 kJ.

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