4165Chemical EngineeringMedium
The activity of pure hydrogen gas at 1000°C and 5 atm pressure________?
ADepends on the choice of the standard state
BIs always greater than 1
CIs always less than 1
DCan be 5
Correct answer
A. Depends on the choice of the standard state
Explanation
The correct answer is Depends on the choice of the standard state.