Which Response Has Both Answers Correct? Will a Precipitate Form

question 9

Multiple Choice

Which response has both answers correct? Will a precipitate form when 250 mL of 0.33 M Na₂CrO₄ are added to 250 mL of 0.12 M AgNO₃? [K_sp(Ag₂CrO₄) = 1.1 × 10^-12] What is the concentration of the silver ion remaining in solution?

• A)Yes, [Ag⁺] = 2.9 × 10^-6 M.
• B)Yes, [Ag⁺] = 0.060 M.
• C)Yes, [Ag⁺] = 1.3 × 10^-4 M.
• D)No, [Ag⁺] = 0.060 M.
• E)No, [Ag⁺] = 0.105 M.

---

Definitions:

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they are accessible to all without diminishing availability to others, such as public parks or national defense.

Ability-To-Pay Philosophy

A principle that asserts taxes should be levied based on an individual's or entity's capacity to pay, implying those with higher income or wealth should pay more in taxes.

Progressive Income Tax

A tax system in which the tax rate increases as the taxable income increases, imposing higher rates on those with higher incomes.

Taxation

The process by which a government levy charges on citizens or corporate entities to finance government spending and activities.