I told ya'll I'll do 10. But gotta help out here for them points you potatoes- Alright no ya'll are like pineapples. Sweet but sometimes sour.

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.