Quick Question on How to solve Free Energy?

I am a little confused on the basic equation of the free energy and I was wondering what the equation is and if someone could complete this example or solve one for me real quick in order for me to understand the others I would greatly appreciate anyone’s help!

Problem:
Change in H = +25KJ Change in S = 5.0 J/K T = 300K
Calculate the Free Energy

Change in Free Energy= Change in Total Energy (H) – T x Change in Entropy (S)

Change in free energy = 25000J – 300(5)= 23500

i think that’s it

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One Response to “Quick Question on How to solve Free Energy?”

  1. kz 17. Jan, 2010 at 6:45 pm #

    Change in Free Energy= Change in Total Energy (H) – T x Change in Entropy (S)

    Change in free energy = 25000J – 300(5)= 23500

    i think that’s it
    References :

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