Comment on Ancient Stars Made Extraordinarily Heavy Elements (2023)Comments−simonebrunozzi2yAtomic mass of at least 260: yes, but... what does it mean? How much would it weight, on Earth, compared to Uranium or Molibdenum?−hermitcrab2yHow much would it weightA pound of it would weigh a pound. ;0)Do you mean how dense would it be? I don't know how well models predict density. But density is not proportional to atomic number or mass.Osmium has an atomic number of 76 and a density of ~23 g/cm^3.Uranium has an atomic number of 92 and a density of ~19 g/cm^3.
Comments
Atomic mass of at least 260: yes, but... what does it mean? How much would it weight, on Earth, compared to Uranium or Molibdenum?
A pound of it would weigh a pound. ;0)
Do you mean how dense would it be? I don't know how well models predict density. But density is not proportional to atomic number or mass.
Osmium has an atomic number of 76 and a density of ~23 g/cm^3.
Uranium has an atomic number of 92 and a density of ~19 g/cm^3.