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)
Van Goghâs sister-in-law played a role in his posthumous fame. Jo van Gogh-Bonger with her son, Vincent. In January 1891, six months after van Goghâs death, his brother Theo, whoâd contracted syphilis, died at age 34 in the Netherlands. Theoâs widow, Jo van Gogh-Bonger, inherited a large collection of Vincentâs paintings, drawings and letters.