At the same temperature which noble gas,
radon or krypton, is likely to have the greater
speed, and why? (Use your Periodic table to
find the masses of radon and krypton)
Radon because it has a greater atomic mass.
Krypton because it has a smaller atomic
mass.
Radon because it has a smaller atomic mass.
Krypton because it has a greater atomic
mass.