# How would you define entropy of a system?

$E n t r o p y$ $c a n$ $b e$ defined as
$\Delta G = \Delta H - T \Delta S$
$\Delta S = \frac{\Delta H - \Delta G}{T}$
$\Delta H = E n t h a l p y$
$\Delta G$$=$ $G I B B S F r e e E N E R G Y$ or $s i m p l y$ $F r e e E N E R G Y$