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Chemistry, 15.11.2019 01:31 Reggie7079
Identify each energy exchange as primarily heat or work and determine whether the sign of δe is positive or negative for the system. a. a rolling billiard ball collides with another billiard ball. the first billiard ball (defined as the system) stops rolling after the collision. b. a book falls to the floor. (the book is the system). c. a father pushes his daughter on a swing. (the daughter and the swing are the system)
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