Benzene Is a Starting Material in the Synthesis of Nylon

question 49

Multiple Choice

Benzene is a starting material in the synthesis of nylon fibers and polystyrene (styrofoam) . Its specific heat capacity is 1.74 J/(g·K) . If 16.7 kJ of energy is absorbed by a 225-g sample of benzene at 20.0°C, what is its final temperature?

• A)−22.7°C
• B)36.7°C
• C)42.7°C
• D)62.7°C
• E)None of these choices are correct.

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