In the Water Molecule,the Hydrogen and Oxygen Atoms Are Separated $\circ$

Multiple Choice

In the water molecule,the hydrogen and oxygen atoms are separated by 10^-10 m and the bond angle between the two hydrogen-oxygen bonds is 105 ^$\circ$ .the mass of the hydrogen atom is 1 u and that of the oxygen atom is 16 u.The center of mass of the water molecule along the line of symmetry from the oxygen atom is

A) 6.76 * 10^-12 m
B) 8.91 * 10^-12 m
C) 10.1 * 10^-12 m
D) 14.6 * 10^-12 m
E) 17.8 * 10^-12 m