The Cooling System in an Automobile Holds 10

question 47

Multiple Choice

The cooling system in an automobile holds 10.0 L of ethylene glycol antifreeze. How much energy is absorbed when the temperature of the ethylene glycol goes from 20°C to 100°C? The density and specific heat capacity of ethylene glycol are 1.11 g/mL and 2.42 J/(g · °C) , respectively.

• A) 2150 J
• B) 2150 kJ
• C) 1940 kJ
• D) 1940 J
• E) 215 J

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Definitions:

Alpha

A metric used to measure the performance of an investment relative to a benchmark, reflecting the excess return of the investment compared to the overall market performance.

Time-Weighted Return

A method of calculating investment returns that eliminates the effects of cash flows into and out of the portfolio, focusing solely on the investment's performance.

Dividend

Profits paid out to shareholders by a corporation, usually as a form of earnings distribution.

Information Ratio

A measure of portfolio returns above the returns of a benchmark, to the volatility of those returns.