Given the Specific Heat for Aluminum Is 0

question 85

Multiple Choice

Given the specific heat for aluminum is 0.900 J/g·°C, how much heat is released when a 3.8 g sample of Al cools from 450.0°C to 25°C.

• A)54 J
• B)60 J
• C)86 J
• D)1.5 kJ
• E)1.7 kJ

Understand the concept of scarcity and its significance in economics.

Recognize the different types of resources and their roles in production.

Distinguish between goods and services.

Identify the fundamental problem of economics as the need to make choices due to scarce resources.

---

Definitions:

Nonlabor Income

Income received from sources other than employment, such as investments, pensions, or inheritances.

Wage Rate

The fixed or variable payment earned by employees for their work or services, typically documented on an hourly, daily, or piecework basis.

Indifference Curves

A graph showing different bundles of goods between which a consumer is indifferent, illustrating preferences and trade-offs.

Market Prices

The current price at which a good or service can be bought or sold in a marketplace, determined by supply and demand dynamics.