1 Gases consist of large numbers of molecules (or atoms, in the case of the noble gases) that are in continuous, random motion. 2  The volume of all the molecules of the gas is negligible compared to the total volume in which the gas is contained.  Attractive and repulsive forces between gas molecules is negligible.
Medical authorities say that Olympic sprint champion Florence Griffith Joyner died of suffocation month ago after suffering seizure while she slept; say seizure was caused by congenital abnormality of blood vessels in her brain (M)
While praising Griffith Joyner's speed and flair, Ashford said yesterday, ''I think, for Florence, the drug issue will always come up, whether she did it or not.'' Griffith Joyner attributed her improved times to weight training, distance running and increased determination after her 1987 marriage to Al Joyner, who had won the triple jump at the 1984 Summer Olympics in Los Angeles.