Three Separate 3

question 41

Multiple Choice

Three separate 3.5g blocks of Al, Cu, and Fe at 25 °C each absorb 0.505 kJ of heat.Which block reaches the highest temperature? The specific heats of Al, Cu, and Fe are 0.900 J/g·°C, 0.385J/g·°C, and 0.444 J/g·°C, respectively.

• A)Al
• B)Cu
• C)Fe
• D)Al and Cu
• E)Fe and Cu

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Unemployment that results from economic recessions and downturns, reflecting a lack of demand for goods and services.

Money Demand

The desire to hold cash or cash equivalents based on liquidity preference, influenced by interest rates, income levels, and transaction needs.

Interest Rate

The cost of borrowing money or the reward for saving, typically expressed as a percentage of the principal amount per annum.

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The interest rate before adjustments for inflation, reflecting the rate at which money can be borrowed or lent.