When a Real Gas Is Compressed from Low Pressure to High

question 33

Multiple Choice

When a real gas is compressed from low pressure to high pressure,its temperature increases.Which of the following is true for ΔH and ΔS?

• A) ΔH < 0 and ΔS < 0
• B) ΔH < 0 and ΔS > 0
• C) ΔH > 0 and ΔS < 0
• D) ΔH > 0 and ΔS > 0
• E) ΔH < 0 and ΔS = 0

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Definitions:

Indirect Expense

Costs incurred that are not directly tied to the production of goods or services, such as rent, utilities, and administrative salaries.

Depreciation Expense

Depreciation expense is the allocation of the cost of a tangible asset over its useful life, reflecting the decrease in value due to wear and tear, decay, or obsolescence.

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Profit Center

A department or unit within a company responsible for generating profits, with its performance measured based on its ability to produce excess revenue over expenses.