Hryhorskyi, S.Y. and Kopachuk, N.V. 2025. STUDY OF THE ACCURACY OF EQUATIONS OF STATE FOR PREDICTING THE PARAMETERS OF LEAKAGE OF HYDROGEN GAS MIXTURES UNDER THE CONDITIONS OF GAS DISTRIBUTION NETWORKS. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number. 21(79) (Dec. 2025), 302–323. DOI:https://doi.org/10.31471/2304-7399-2025-21(79)-302-323.