What Mass of Cr Can Be Produced by the Reaction

question 93

Multiple Choice

What mass of Cr can be produced by the reaction of 44.1 g of Cr₂O₃ with 35.0 g of Al according to the following chemical equation? 2Al + Cr₂O₃ → Al₂O₃ + 2Cr

• A) 15.1 g
• B) 30.2 g
• C) 67.4 g
• D) 99.9g
• E) 104 g

---

Definitions:

Lichen

Symbiotic organisms comprised of a fungus and a photosynthetic partner (usually an alga or cyanobacteria) living together in a mutually beneficial relationship.

Carbon Cycle

The natural process of carbon being exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of Earth, essential for life.

Phosphorus Cycle

The cycle that explains how phosphorus circulates through the Earth's crust, water bodies, and ecosystems.