Place these elements in order of LOWEST electronegativity to HIGHEST. = Barium (Ba)
= Cobalt (Co)
= Molebdenum (Mo)
= Nitrogen (N)

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

What does the cell nucleus do or, how does it function?

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li