[填空题]
An oxygen molecule consists4. ;pqo xw xf*r64j.rh;malg u of two oxygen atoms whose total mass m ge+sxg7fn ja9pnh)lk:n5 9z*)ihj 0 is $5.3 \times10^{ -26}$ kg and whose moment of inertia about an axis perpendicular to the line joining the two atoms, midway between them, is $ 1.9\times10^{-46 }$ $kg \cdot m^2$ From these data, estimate the effective distance between the atoms. $\times10^{-10 }$ m