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Praseodymium, 59Pr
| Atomic number (Z) | 59 |
| Phase at STP | solid |
| Melting point | 1208 K (935 °C, 1715 °F) |
| Boiling point | 3403 K (3130 °C, 5666 °F) |
| Density (near r.t.) | 6.77 g/cm3 |
| when liquid (at m.p.) | 6.50 g/cm3 |
| Heat of fusion | 6.89 kJ/mol |
| Heat of vaporization | 331 kJ/mol |
| Molar heat capacity | 27.20 J/(mol·K) |
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