Table 8 The speeds of sound in Hydrogen, Nitrogen, Fluorine, Chlorine and Oxygen at t = 25 °C from this study based on Eq. 7 and from references [26,27,28, 30]
| Substance | \(H_{2}\) | \(N_{2}\) | \(F_{2}\) | \(Cl_{2}\) | \(O_{2}\) |
|---|---|---|---|---|---|
| \(\rho_{m} (mg/cc)\) | 0.0823 | 1.1452 | 1.5537 | 3.2000 | 1.3087 |
| \(\sigma ({\rm A}^{ \circ } )\) | 2.915 | 3.667 | 3.653 | 4.115 | 3.433 |
| \(\varepsilon /k_{B} (K^{ \circ } )\) | 38.0 | 99.8 | 112.0 | 357.0 | 113.0 |
| \(M(g/mol)\) | 2.0159 | 28.0134 | 37.9968 | 70.9060 | 31.9988 |
| \(v(m/s)\) | 1109.7000 | 297.4974 | 255.3772 | 185.3550 | 278.2920 |