Percent Composition of a Compound

•  You can calculate percent composition of the compound containing up to 5 elements.

•  Enter the moles of each element and its molar mass in gram and  click on Calculate to          calculate the % of each element and sum of percents.

                          moles               molar mass (g)           

 element 1      %    

                 

 element 2     %     

                    

 element 3      %  

                   

 element 4     %    

             

 element 5      %    

                    

                                            sum of Percents =   %