## Internal energy of an isothermal system?

$\Delta U=q+w$

Abigail_Low_1A
Posts: 30
Joined: Sat Sep 24, 2016 3:01 am

### Internal energy of an isothermal system?

Is delta U = 0 in an isothermal system? If so, why?

Vista_Farkhondeh_3O
Posts: 26
Joined: Tue Jul 12, 2016 3:00 am

### Re: Internal energy of an isothermal system?

Yes delta u is equal to zero in an isothermal reaction. Since the temperature is constant, q=-w because the two cancel eachother out.