Chemistry · Chemical Thermodynamics
Which of the following statements is correct regarding thermodynamic standard states?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1ΔfH°500 is zero for O2(g).
- 2ΔfH°298 is zero for O(g).
- 3The standard state of a pure gas is the pure gas at a pressure of 1 bar.✓
- 4The term 'standard state' implies that the temperature must be 0°C.
Correct answer
The standard state of a pure gas is the pure gas at a pressure of 1 bar.
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