Benzene Is a Starting Material in the Synthesis of Nylon

question 74

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·°C.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)37.7°C
• C)42.7°C
• D)62.7°C
• E)80.1°C