wˌɛɹ jˈuː ɪz ðɪ ɪntˈɜːnəl ˈɛnɚdʒi, tˈiː ɪz ðə tˈɛmpɹɪtʃɚɹ ʌvðə sˈɪstəm, ˈɛs ɪz ðɪ ˈɛntɹəpi, mjˈuː ɪz ðə kˈɛmɪkəl pətˈɛnʃəl, ænd ˈɛn ɪz ðə nˈʌmbɚɹ ʌv pˈɑːɹɾɪkəlz ɪnðə sˈɪstəm.
where U is the internal energy, T is the temperature of the system, S is the entropy, μ is the chemical potential, and N is the number of particles in the system.