<Tr> <Th> Heat of fusion </Th> <Td> 31 kJ / mol </Td> </Tr> <Tr> <Th> Heat of vaporization </Th> <Td> 378 kJ / mol </Td> </Tr> <Tr> <Th> Molar heat capacity </Th> <Td> 24.7 J / (mol K) </Td> </Tr> <Tr> <Td_colspan="2"> Vapor pressure <Table> <Tr> <Th> P (Pa) </Th> <Th> </Th> <Th> 10 </Th> <Th> 100 </Th> <Th> 1 k </Th> <Th> 10 k </Th> <Th> 100 k </Th> </Tr> <Tr> <Th> at T (K) </Th> <Td> 3160 </Td> <Td> 3423 </Td> <Td> 3751 </Td> <Td> 4148 </Td> <Td> 4638 </Td> <Td> 5256 </Td> </Tr> </Table> </Td> </Tr>

What are the physical and chemical properties of osmium