When molecules have an even charge distribution and no dipole moment then they are nonpolar molecules. CO2 is a linear molecule, so our dipoles are symmetrical; the dipoles are equal in magnitude but point in opposite directions. Generally, when dipole distribution is symmetrical there is no dipole moment.
Degenerative joint disease (medical condition): Osteoarthritis is a form of arthritis typically caused by age-related wear-and-tear. In diagnosis, it ...
Played by Michael Fishman. Born in 1981, DJ is the youngest Conner child for the majority of the series, until Roseanne gives birth to Jerry in season 7. He is more simple-minded, naive, and boisterous than his older sisters who frequently taunt him.