A 275-G Sample of Nickel at L00

question 122

Multiple Choice

A 275-g sample of nickel at l00.0°C is placed in 100.0 g of water at 22.0°C. What is the final temperature of the water? Assume no heat transfer with the surroundings. The specific heat of nickel is 0.444 J/g·°C and the specific heat of water is 4.184 J/g·°C.

• A) 39.6°C
• B) 40.8°C
• C) 61.0°C
• D) 79.2°C
• E) 82.4°C

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Definitions:

Aggregate-Demand Curve

A graphical representation showing the relationship between the total quantity of goods and services demanded across all levels of an economy and the overall price level.

Monetary Policy

The process by which a central bank controls the supply of money in an economy, often targeting interest rates to promote economic stability.

Fiscal Policy

A government's use of spending and taxation to influence the economy.

Aggregate Demand

The aggregate requirement for products and services in an economy at a specific general price point during a certain time frame.