The Normal Melting and Boiling Points of SO₂ Are 198

question 9

Multiple Choice

The normal melting and boiling points of SO₂ are 198 and 263 K,respectively.For a plot of the standard molar entropy of SO₂ versus temperature,which of the following is INCORRECT?

• A)At 263 K,S° is constant.
• B)S° increases with increasing temperature.
• C)S° equals zero at 0 K.
• D)At 198 K,S° increases by the value of △_fusS.
• E)At 263 K,S° jumps suddenly as SO₂ undergoes phase change.

---

Definitions:

Total Revenue

The sum of income a company receives from its business activities, usually from the sale of goods and services to customers.

Shutdown Point

The level of production and price at which a company's revenue is just enough to cover its variable costs, making it indifferent between continuing operations and shutting down.

Market Price

Refers to the current price at which a good or service can be bought or sold in a marketplace.

Variable Costs

Costs that vary directly with the level of production or output, such as raw materials and direct labor expenses.