Problem: By what means can the internal energy of a closed system increase?

FREE Expert Solution

Internal energy of a system:


∆E=q+w


For heat, q:

▪ + q → if the system gains, takes in, or absorbs heat or energy
▪ – q → if the system loses, evolves, gives off, or releases heat or energy

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By what means can the internal energy of a closed system increase?

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