Question:
The decomposition of phosphine PH3 on tungsten at low
Last updated: 7/2/2023
![The decomposition of phosphine PH3 on tungsten at low](https://media.kunduz.com/media/sug-question-candidate/20210616070342215092-2993436.jpg?h=512)
The decomposition of phosphine PH3 on tungsten at low pressure is a first order reaction It is because the 1 rate is independent of the surface coverage 2 rate of decomposition is very slow 3 rate is proportional to the surface coverage 4 rate is inversely proportional to the surface