Determine the Number of Oxygen Atoms Contained in 29

question 7

Multiple Choice

Determine the number of oxygen atoms contained in 29.7 grams of Al₂(CO₃) ₃.

• A)6.88 × 10²³ O atoms
• B)7.64 × 10²² O atoms
• C)1.27 × 10²² O atoms
• D)9.44 × 10²³ O atoms
• E)4.37 × 10²³ O atoms

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Definitions:

Pharynx

A muscular tube that connects the mouth and nasal passages with the esophagus and larynx, serving both respiratory and digestive functions.

Larynx

The voice box located in the neck that contains the vocal cords; involved in breathing, producing sound, and protecting the trachea.

Epiglottis

A flap of cartilage located at the base of the tongue that prevents food and drink from entering the windpipe during swallowing.

Thyroid

The thyroid is a butterfly-shaped gland located in the neck, below the Adam's apple, producing hormones that regulate the body's metabolic rate, heart and digestive function, muscle control, brain development, and bone maintenance.