solubility calculation
function solubilities_pTX input SI.Pressure p; input SI.Temp_K T; input SI.MassFraction X_l[nX] "mass fractions m_x/m_Sol"; input SI.MassFraction X[nX] "mass fractions m_x/m_Sol"; input SI.Pressure[nX_gas] p_gas; input Boolean ignoreTlimit = false "activated by temperature_phX"; output MassFraction solu[nX_gas] "gas concentration in kg_gas/kg_fluid"; end solubilities_pTX;