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## Homework Statement

two cubic ft, of air at 85 f and 13.9 psi, compress to 115 psi.

What is the final temp, the work, the internal energy "delta u", and Q

## Homework Equations

well i don't have any equations, i am asking for the equations

## The Attempt at a Solution

i don't know how to approach to this problem because i don't know if this is

**Isothermal**

or adiabatic process,

i am sufing the web, but there is a ton of equations out there and i feel overwhelmed about it, so i coul use some help to make a solid base to start in thermodynamics

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