Trace Amounts of Oxygen Gas Can Be "Scrubbed" from Gases

question 83

Multiple Choice

Trace amounts of oxygen gas can be "scrubbed" from gases using the following reaction: 4Cr²⁺(aq) + O₂(g) + 4H⁺(aq) → 4Cr³⁺(aq) + 2H₂O(l)
Which of the following statements is true regarding this reaction?

• A) Oxygen gas is reduced to water.
• B) Cr²⁺(aq) is the oxidizing agent.
• C) O₂(g) is the reducing agent.
• D) Electrons are transferred from O₂ to Cr²⁺.

Identify factors that contribute to continued substance use despite negative consequences.

Understand the concept of codependency and enabling behaviors in relationships affected by substance abuse.

Recognize the potential effectiveness of treatment for substance abuse, even when initiated under pressure from others.

Identify long-term health and social concerns associated with teenage binge drinking.

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Definitions:

Ramelteon

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A class of drugs primarily used for treating anxiety, insomnia, and certain seizure disorders, known for their sedative effects.

Antihistamine

A type of medication used to alleviate symptoms of allergies by blocking the action of histamine, a substance in the body that causes allergic reactions.

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A sleep disorder involving walking or performing other complex behaviors while in a state of partial arousal from deep sleep.