Scuba Divers Breathe a Nitrogen-Oxygen Mixture Rather Than Pure Compressed

question 55

Multiple Choice

Scuba divers breathe a nitrogen-oxygen mixture rather than pure compressed oxygen in order to avoid what condition?

• A) The bends
• B) Oxygen toxicity
• C) Rapture of the deep
• D) Caisson disease
• E) Hypoxemic hypoxia

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Definitions:

Hydroxylamine

A compound with the formula NH2OH, used as a reducing agent and in the synthesis of various chemicals.

Benzaldehyde

An aromatic aldehyde with the formula C6H5CHO, known for its almond-like scent and used in the synthesis of other organic compounds.

Diethyl Acetal

A volatile, colorless liquid used as a solvent and as an intermediate in organic synthesis, formed from ethanol and acetaldehyde.

Butanal

An aldehyde with the formula C4H8O, characterized by a four-carbon chain terminated by a carbonyl group.