Chemical Thermodynamics Part 3

Section: Chemistry

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Question : 14 of 22

Marks: +1, -0

The correct statement amongst the following is

[7 Apr 2025 Shift 2]

∆fH298∘ is zero for O(g)
∆fH500∘ is zero for O2(g)
The term 'standard state' implies that the temperature is 0∘C
The standard state of a pure gas is the pure gas at a pressure of 1 bar and temperature 273 K

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