The superheroine Xanaxa, who has a mass of 70.1 kg, is pursuing the 76.9 kg archvillain Lexlax. She leaps from the ground to the top of a 191 m high building then dives off it and comes to rest at the bottom of a 15.9 m deep excavation where she finds Lexlax and neutralizes him. Does all this bring about a net gain or a net loss of gravitational potential energy? O gain loss By how much will gravitational potential energy Ug change? Answer with a positive number. Assume g = 9.81 m/s². U₂ =

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Q: Be sure to answer all parts. A pool is 30.2 m long and 42.7 m wide. If the average depth of water is…

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Helmholtz Free Energy

The Helmholtz free energy is a thermodynamic potential used to calculate the measure of useful work from a closed system. This system is kept at constant temperature and volume. German physicist Hermann Helmholtz introduced this concept in 1882.