Which of the Following Processes Have a Δ_rS > 0

question 7

Multiple Choice

Which of the following processes have a Δ_rS > 0?

• A) 2NH₃(g) + CO₂(g) → NH₂CONH₂(aq) + H₂O(l)
• B) lithium fluoride forms from Li and F₂
• C) 2HBr(g) → H₂(g) + Br₂(l)
• D) sodium chloride dissolves in pure water
• E) Ag⁺(aq) + Cl^-(aq) → AgCl(s)

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Definitions:

Net Operating Income

The total profit of a company after operating expenses are subtracted from operating revenues but before deducting taxes and interest.

Materials Quantity Variance

The deviation found by multiplying the standard cost per unit with the difference in the actual and expected standard volumes of materials used in the production process.

Materials Price Variance

A financial measure used to determine the variation in the cost of raw materials against the pre-defined standard cost.

Raw Materials Inventory

The stock of basic materials that are to be used in production but have not yet been processed.