<Tr> <Th_colspan="2"> Identifiers </Th> </Tr> <Tr> <Td> CAS Number </Td> <Td> <Ul> <Li> 10102 - 44 - 0 </Li> </Ul> </Td> </Tr> <Ul> <Li> 10102 - 44 - 0 </Li> </Ul> <Li> 10102 - 44 - 0 </Li>

What is the mass of 2 molecules of nitrogen dioxide