The Figure Shows a PV Diagram for 4

question 28

Multiple Choice

The figure shows a pV diagram for 4.3 g of oxygen gas (O₂) in a sealed container. The temperature T₁ of the gas in state 1 is 21°C. What are the temperatures T₃ and T₄ of the gas in states 3 and 4? The ideal gas constant is R = 8.314 J/mol ∙ K = 0.0821 L ∙ atm/mol ∙ K, and the ATOMIC weight of oxygen is 16 g/mol.

• A) -52°C, 390°C
• B) 16°C, 47°C
• C) 220°C, 660°C
• D) 11°C, 32°C

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Definitions:

Deinstitutionalization

The process of moving patients with mental illness out of institutional settings and into community-based treatment, significant in the history of mental health treatment, especially from the mid-20th century onwards.

England and Wales

Administrative entities in the United Kingdom characterized by their own legal system known as English law.

Deinstitutionalization

The process of replacing long-stay psychiatric hospitals with less isolated community mental health services for those diagnosed with a mental disorder.

Group Homes

Residential facilities where people who cannot live independently, such as those with disabilities or children without guardians, share living spaces and responsibilities.