The Molecular Calculator is designed to calculate the molecular and reciprocal weight of any chemical formula.
usage: * Enter a chemical formula the standard way. * Symbols can be seperated by blanks. * Simplified structures are also allowed. * Formulas cointaining a multiplication (such as hydrates) should be entered without the dot. * Numbers composed by an integer and a fraction (like 1 1/2) should be replaced by a fraction (3/2) or using decimal notation (1.5). * The chemical formulas are case sensetive.