For Questions , Refer to the Following Table -Calculate the Final Temperature of an Iron Horseshoe Weighing 397

question 33

Multiple Choice

For questions , refer to the following table.
$\begin{array}{lc}\hline \text { Substance } & \text { Specific Heat Capacity }\left(\mathrm{J} / \mathrm{g}{ }^{\circ} \mathrm{C}\right) \\\hline \text { Gold }(\mathrm{Au}) & 0.129 \\\text { Copper (Cu) } & 0.386 \\\text { Iron (Fe) } & 0.450 \\\text { Aluminum (Al) } & 0.900 \\\text { Ethanol }\left(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\right) & 2.460 \\\hline\end{array}$
-Calculate the final temperature of an iron horseshoe weighing 397 g that is supplied with 25,000 J energy in a blacksmith's shop, starting at room temperature (25 °C) .

• A) 140 °C
• B) 160 °C
• C) 165 °C
• D) 179 °C
• E) 4.5 ? 10⁶ °C

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