Based on the Phase Diagram of a Pure Substance Given

question 11

Multiple Choice

Based on the phase diagram of a pure substance given below, which statement is true?

• A) The solid phase has a lower density than the liquid phase.
• B) The triple point is at a higher temperature than the normal melting point.
• C) The substance changes from a solid to a liquid as one follows the line from C to D.
• D) The substance changes from a liquid to a gas as one follows the line from C to D.
• E) Point B represents the critical temperature and pressure for the substance.

---

Definitions:

Complementary Product

A product that adds value to another product when used together, enhancing the overall user experience.

Elastic

A characteristic of goods or services with demand sensitive to changes in price, wherein a small change in price leads to a significant change in the quantity demanded or supplied.

Complementary Products

Goods or services that are used together, enhancing the value of each other when consumed or utilized in combination.

Price Inelastic

A situation in which the demand for a product does not change significantly in response to a change in its price.