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What is ΔS°univ at 25 °C for the reaction H2(g) + F2(g) → 2 HF(g)? Select...

What is ΔS°univ at 25 °C for the reaction H2(g) + F2(g) → 2 HF(g)?

Select one:

a. -1820 J K-1 mol-1

b. -1487 J K-1 mol-1

c. 1848 J K-1 mol-1

d. 2182 J K-1 mol-1


​Could you please show working :)

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