(M) molar concentration. Concentration of a solution measured as the number of moles of solute per liter of solution. For example, a 6 M HCl solution contains 6 moles of HCl per liter of solution. Found on http://antoine.frostburg.edu/chem/senese/101/glossary/m.shtml
(from the article `mole`) ...used to determine the simplest formula of a compound and to calculate the quantities involved in chemical reactions. When dealing with reactions ... Molecular concentration is the number of molecules of a particular component per unit volume. Since the number of molecules in a litre or even a ... [2 relat... Found on http://www.britannica.com/eb/a-z/m/108
The number of moles of solute (the material dissolved) per liter of solution. Used to express the concentration of a solution.
Found on http://www.shodor.org/UNChem/glossary.html