AP Chemistry Exam Unit 9 Practice Test (Thermodynamics And Electrochemistry)

Access More Questions

When 0.400 g of CH 4 is burned in excess oxygen in a bomb calorimeter that has a heat capacity of 3245 J °C −1 , a temperature increase of 6.795 °C is observed. What is the value of q and ∆H for this combustion reaction?

−171.07 kJ −1254.4 kJ CH 4 (g) + 2O 2 (g) → CO 2 (g) + 2H 2 O(l) –22.05 kJ and –22.05 kJ

Correct Answer:

–22.05 kJ and –22.05 kJ

Explanation:

Correct answer: –22.05 kJ and –22.05 kJ

Access more questions from this quiz

Continue to AP Chemistry Exam Unit 9 Practice Test (Thermodynamics and Electrochemistry) for more practice questions and the full quiz experience.

Access More Questions