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Which of the following is/are state function / functions? 1. q + w 2. q 3. w 4. H -TS Select the correct answer using the code given below.

1 and 4 only
1, 2 and 4
2, 3 and 4
1 only

Correct Answer: 1 and 4 only

Explanation:

Q and w are path functions while q+w i.e. H, enthalpy is state function. Similarly, H-TS i.e. G, Gibbs free energy is state function.

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