Avogadro's Number : The number of molecules in a mole of any substance; it equals 6.02217 _ 103. At 0 C and 29.92 in. Hg, 1 mole of any gas occupies 22.414 liters of volume
Barbara A. Plog, Patricia J. Quinlan, Jodey B. Schonfeld and Patricia M. Dewey (editors), Fundamentals of industrial hygiene 5th ed., Appendix E - Glossary (Michael Horowitz, MS, CIH - Compiler), National Safety Council, Illinoise, USA 2002. http://www.wbcsd.org/web/projects/cement/tf3/fihAp pendices.pdf, (Env and Occupn Sfty and Hlth - Amer) {680}