If Aqueous Solutions of Pb(NO₃)₂ and NaCl Are Mixed,which Ions,if

question 40

Multiple Choice

If aqueous solutions of Pb(NO₃) ₂ and NaCl are mixed,which ions,if any,are spectator ions? Pb(NO₃) ₂(aq) + 2NaCl(aq) → PbCl₂(s) + 2NaNO₃(aq)

• A)Pb²⁺(aq),Cl^-(aq)
• B)Na⁺(aq),NO₃^- (aq)
• C)Pb²⁺(aq),NO₃^-(aq)
• D)Na⁺(aq),Cl^-(aq)
• E)None are spectator ions.

---

Definitions:

Units

Basic measures or quantities of a product, service, or variable used in economic analysis or transactions.

Average Fixed Cost

The average fixed cost is the total fixed expenses of a business divided by the number of units produced, showing how much fixed costs contribute to each unit of production.

Average Variable Cost

The variable cost per unit of output, determined by dividing the total variable costs by the number of units of output.

Output

The total quantity of goods or services produced or supplied by a firm or economy within a certain period.