Which of the Following Statements Is True

question 177

Multiple Choice

Which of the following statements is true?

• A)Melting is the phase transition of a substance from a gas to a liquid.
• B)Melting is the transition of a substance from a liquid to a solid.
• C)The triple point of a substance is the temperature and pressure at which three phases of a substance may coexist in thermodynamic equilibrium.
• D)A phase diagram is a graph of physical states of a substance under varying pressures as a function of temperature.

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Definitions:

China's Southern Provinces

Regions located in the southern part of China, known for their dynamic economies, coastal cities, and significant role in China's economic development.

Export Platforms

Industrial zones or areas within a country designed primarily for the manufacturing of goods to be exported, emphasizing the country's role in global trade.

Communist Economic System

An economic system where all property is publicly owned and each person works and is paid according to their abilities and needs.

Public Sector

The portion of an economy that is controlled by the government, encompassing government services, enterprises, and state-owned entities.