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Answer the following true or false explain a exergy is a

Answer the following true or false. Explain.

(a) Exergy is a measure of the departure of the state of a system from that of the exergy reference environment.

(b) The energy of an isolated system must remain constant, but its exergy can only increase.

(c) When a system is at T0 and p0, the value of its thermo- mechanical contribution to exergy is zero but its chemical contribution does not necessarily have a zero value.

(d) Mass, volume, energy, entropy, and exergy are all intensive properties.

(e) Exergy destruction is proportional to entropy production.

(f) Exergy can be transferred to, and from, closed systems accompanying heat transfer, work, and mass flow.

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