The enthalpy change when a strong acid is neutralized by strong base is -56.1 kJ/mol. If 25.0 mL of 8.00 M HBr at 34.20°C is mixed with 100.0 mL of 0.250 M NAOH, also at 34.20°C, what is the maximum temperature reached by the resulting solution? (Assume that there is no heat loss to the container, that the specific heat of the final solution is 4.18 J/g.°C, and that the density of the final solution is that of water.) A. 18.40°C B. 24.40°C C. 34.53°C D. 36.88°C

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The enthalpy change when a strong acid is neutralized by strong base is -56.1 kJ/mol. If 25.0 mL
of 8.00 M HBr at 34.20°C is mixed with 100.0 mL of 0.250 M NaOH, also at 34.20°C, what is the
maximum temperature reached by the resulting solution? (Assume that there is no heat loss to
the container, that the specific heat of the final solution is 4.18 J/g.°C, and that the density of the
final solution is that of water.)
A. 18.40°C
B. 24.40°C
C. 34.53°C
D. 36.88°C
E. 105.8°C
Transcribed Image Text:The enthalpy change when a strong acid is neutralized by strong base is -56.1 kJ/mol. If 25.0 mL of 8.00 M HBr at 34.20°C is mixed with 100.0 mL of 0.250 M NaOH, also at 34.20°C, what is the maximum temperature reached by the resulting solution? (Assume that there is no heat loss to the container, that the specific heat of the final solution is 4.18 J/g.°C, and that the density of the final solution is that of water.) A. 18.40°C B. 24.40°C C. 34.53°C D. 36.88°C E. 105.8°C
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