A 0012-Mol Sample of Na₂SO₄ Is Added to 400 ML of of Each

question 22

Multiple Choice

A 0.012-mol sample of Na₂SO₄ is added to 400 mL of each of two solutions. One solution contains 1.5  10^-3 M BaCl₂; the other contains 1.5  10^-3 M CaCl₂. K_sp for BaSO₄ = 1.5  10^-9 and K_sp for CaSO₄ = 6.1  10^-5. Which of the following statements is true?

• A) Both BaSO₄ and CaSO₄ would precipitate.
• B) Not enough information is given to determine whether precipitation would occur.
• C) CaSO₄ would precipitate but BaSO₄ would not.
• D) BaSO₄ would precipitate but CaSO₄ would not.
• E) Neither BaSO₄ nor CaSO₄ would precipitate.

---

Definitions:

Step-Down Method

A cost allocation method used in accounting to allocate overhead costs to various cost objects, starting with the department incurring the highest costs.

Service Department Costs

Costs incurred by departments that do not directly produce goods but provide support or services to other units within the organization.

Corporate Law

The body of laws, rules, regulations, and practices that govern the formation, operation, and dissolution of corporations, including their legal rights and obligations.

Personnel Costs

Expenses related to the compensation of employees, including wages, salaries, bonuses, benefits, and payroll taxes.