Recent content by juanedilio

Thanks for the response. I guess I got to caught up in the ideal gas law before checking if the 1st law was met.

Hi, I am going through a book on thermal physics (specifically on a section on the 2nd Law) It talks about an extremely fast adiabatic expression (as a gas in one flask separated by a valve to another flask in vacuum and then the valve is opened). What I fail to understand is that...