Recovering aluminum directly from its ore, which is primarily aluminum oxide, involves the following reaction, for which thermodynamic data is tabulated below:

a. Calculate DH°rxn and DS°rxn.
b. Explain how you could have predicted the signs of DH°rxn and DS°rxn without any calculations.
c. Without performing any further calculations, predict whether this reaction will be product-favored only above a certain temperature, or only below a certain temperature. Explain your answer.
d. Calculate the temperature alluded to in Part c.
e. Calculate DG° at this temperature.

Question

Recovering aluminum directly from its ore, which is primarily aluminum oxide, involves the following reaction, for which thermodynamic data is tabulated below:

a.	Calculate DH°rxn and DS°rxn.
b.	Explain how you could have predicted the signs of DH°rxn and DS°rxn without any calculations.
c.	Without performing any further calculations, predict whether this reaction will be product-favored only above a certain temperature, or only below a certain temperature. Explain your answer.
d.	Calculate the temperature alluded to in Part c.
e.	Calculate DG° at this temperature.

Quizplus · Accepted Answer

The Answer of Recovering aluminum directly from its ore, which is primarily aluminum oxide, involves the following reaction, for which thermodynamic data is tabulated below:

a.	Calculate DH°rxn and DS°rxn.
b.	Explain how you could have predicted the signs of DH°rxn and DS°rxn without any calculations.
c.	Without performing any further calculations, predict whether this reaction will be product-favored only above a certain temperature, or only below a certain temperature. Explain your answer.
d.	Calculate the temperature alluded to in Part c.
e.	Calculate DG° at this temperature.

Recovering Aluminum Directly from Its Ore, Which Is Primarily Aluminum