-->

Units And Measurement

Question
CBSEENPH11017389

The distance between the centers of carbon and oxygen atoms in CO molecule is 1.124 Å. Calculate the distance of centre of mass of molecule from oxygen atom.

Solution
The distance of centre of mass from oxygen atom is, 

The distance of the centre of mass of molecule from oxygen atom is, 
r2fraction numerator straight m subscript straight c over denominator straight m subscript straight c space plus space straight m subscript straight o end fraction space cross times space 1.124 space space straight A with straight o on top 
    = 12 over 28 space cross times space 1.124 space straight A with straight o on top space equals space 0.483 space space straight A with straight o on top