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General Chemistry8. ThermochemistryEndothermic & Exothermic Reactions

Multiple Choice

If a cylinder equipped with a piston expands against an external pressure of 1.25 atm, increasing the volume of a cylinder by 0.500 L and releasing 25.0 J of heat, what is ΔE for the process?

A

−88.3 J

B

−63.3 J

C

63.3 J

D

0.625 J

E

−25.6 J

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