Oxygen molecule is ______ times heavier than Helium molecule? (A) 2 (B) 4 (C) 8 (D) 16
1 Answer
Jul 25, 2017
Well, helium molecule ,
And helium atom has the atomic mass
Hence, oxygen molecule is about
#vecF_g(He) = m_(He)vecg#
#vecF_g(O_2) = m_(O_2)vecg#
#=> (vecF_g(O_2))/(vecF_g(He)) = m_(O_2)/(m_(He)) ~~ 8#