Which of the Following Equations Is Balanced

question 11

Multiple Choice

Which of the following equations is balanced?

• A)P₄(s)+ 10O₂(g)→ P₄O₁₀(s)
• B)ZnS(s)+ 3O₂(g)→ ZnO(s)+ 2SO₂(g)
• C)NH₃(g)+ O₂(g)→ NO₂(g)+ H₂O(g)
• D)4KBrO₃(s)→ 3KBrO₄(s)+ KBr(s)
• E)2Na(s)+ P(s)→ Na₃P(s)

---

Definitions:

AC

Short for Alternating Current, a type of electrical current in which the flow of electric charge periodically reverses direction.

Monopoly

A single-seller market scenario, in which the product offered is unique and lacks any near equivalents in the marketplace.

Barriers To Entry

Barriers to entry are obstacles that make it difficult for new competitors to enter a market, which can include high startup costs, strict regulations, or strong brand loyalty among consumers.

Single-price Monopolist

Describes a monopoly that sells its product or service at a single price to all customers, without price discrimination.