Derivation of bond length/bond order and bond energy/bond order formulae Bond length/bond order formula for NâO bonds. Development of this formula required a selection of suitable bond lengths for NâO single, double and triple bonds.
Dan Blocker, co-star of the television series Bonanza, died May 13, 1972 of a pulmonary embolism.
After Blocker's unexpected death, it was decided that his character Hoss would be killed in an accident in an episode of the show. This was to be the first time in television history that a show had dealt with, or even mentioned, the death of one of its characters.