Topics
          
          
            - 
                            Chemical Equations
            
 - 
                            Conservation of Mass
            
 
          
        
        
          Description
        
        How do you know if a chemical equation is balanced? What can you change to balance an equation? Play a game to test your ideas!
        
          
            Sample Learning Goals
          
          
            - Balance a chemical equation.
 - Recognize that the number of atoms of each element is conserved in a chemical reaction.
 - Describe the difference between coefficients and subscripts in a chemical equation.
 - Translate from symbolic to molecular representations of matter.
 
          
        
        
        Version 1.2.10
       
      
        
          
        
        HTML5 sims can run on iPads and Chromebooks, as well as PC, Mac, and Linux systems.
 iPad:
 iOS 12+ Safari
iPad compatible sims
 Android:
 Not officially supported. If you are using the HTML5 sims on Android, we recommend using the latest version of Google Chrome.
 Chromebook:
 Latest version of Google Chrome
 The HTML5 and Flash PhET sims are supported on all Chromebooks.
Chromebook compatible sims
 Windows Systems:
 Microsoft Edge, latest version of Firefox, latest version of Google Chrome.
 Macintosh Systems:
macOS 10.9.5+, Safari 9+, latest version of Chrome.
 Linux Systems:
 Not officially supported. Please contact phethelp@colorado.edu with troubleshooting issues.