Calculate ΔG° for the Reaction of Ammonia with Fluorine

question 62

Multiple Choice

Calculate ΔG° for the reaction of ammonia with fluorine. 2NH₃(g) + 5F₂(g) → N₂F₄(g) + 6HF(g)
Substance: NH₃(g) F₂(g) N₂F₄(g) HF(g)
ΔG°_f (kJ/mol) : -16.4 0 9.9 -275.4

• A) 179.1 kJ
• B) -179.1 kJ
• C) 1539.7 kJ
• D) -1539.7 kJ
• E) None of these choices are correct.

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Definitions:

Direct Materials

Raw materials that are traceable to the manufacturing of a product and are an integral part of the finished product.

Predetermined Overhead Rate

A rate used to allocate overhead costs to products or services, calculated before the period begins based on estimated costs and activity levels.

Direct Materials Used

Direct Materials Used are raw materials that are directly incorporated into a finished product and are a major part of manufacturing costs.

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