At 273 K, ΔG° for the Reaction 2 C

question 57

Multiple Choice

At 273 K, ΔG° for the reaction 2 C + O₂ → 2 CO
Is about -280 kJ, and at 1480 K is about -580 kJ. For the reaction
2 Zn + O₂ → 2 ZnO
ΔG° at 273 and 1480 K, respectively, is -640 and -280 kJ. Calculate ΔG° at 273 and 1480 K, respectively, for the reduction of zinc oxide by carbon.

• A) +180 and -150 kJ
• B) +360 and -300 kJ
• C) -360 and +300 kJ
• D) -180 and +150 kJ

---

Definitions:

Stagflation

An economic situation characterized by stagnant economic growth, high unemployment, and high inflation.

Human Rights

Basic rights and freedoms that belong to every person in the world, from birth until death, irrespective of any distinction.

Jimmy Carter

The 39th president of the United States (1977-1981) known for his efforts in promoting peace and human rights globally, as well as his post-presidency humanitarian work.

Affirmative Action

Policies or measures that are intended to promote access to education or employment for historically marginalized groups by taking into consideration ethnicity, color, or other factors of disadvantage.