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01-03-2021
Biology

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the flow of energy into and out of a system is called

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01-03-2021

Answer:

When energy flows out of a system, it must all flow into the surroundings.

When energy flows out of a system, ΔEsystem is negative.

When energy flows into the surroundings, ΔEsurroundings is positive.

Therefore,

─ ΔEsystem= ΔEsurroundings

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