1. The problem statement, all variables and given/known data Inflate the tyre from 10 psig to 30 psig. Explain the process of mass and energy transfer in inflating tyre 2. Relevant equations No equation 3. The attempt at a solution I think there is no energy transfer on it process and there is only mass transfer. But i read some article it says that it increase the heat to in its process. Can someone explain?