What Is the Theoretical Yield of Chromium That Can Be $\rarr$

question 171

Multiple Choice

What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr₂O₃ with 8.00 g of aluminum according to the chemical equation below
2Al + Cr₂O₃ $\rarr$ Al₂O₃ + 2Cr

• A) 7.7 g
• B) 15.4 g
• C) 27.3 g
• D) 30.8 g
• E) 49.9 g

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Definitions:

Triceps Brachii

A major muscle of the upper arm responsible for extension of the elbow.

Anterior Cervical Triangle

An anatomical region of the neck bounded by the sternocleidomastoid muscle, the mandible, and the midline of the neck.

Suprahyoid Triangle

An anatomical region of the neck bounded by the mandible, the stylohyoid muscle, and the digastric muscle, containing structures above the hyoid bone.

Superior Carotid Triangle

An anatomical area of the neck, bounded by the sternocleidomastoid muscle, the stylohyoid muscle, and the posterior belly of the digastric muscle, containing the carotid arteries.