Balancing Chemical Equations
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  • Chemical Equations
  • Conservation of Mass


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.

For Teachers


Software Requirements

Windows 7+Mac OS 10.7+iPad and iPad Mini with iOSChromebook with Chrome OS
Internet Explorer 10+
latest versions of Chrome and Firefox
Safari 6.1 and up
latest versions of Chrome and Firefox
latest version of Safari latest version of Chrome


Design TeamThird-party LibrariesThanks To
  • Yuen-ying Carpenter (lead)
  • Chris Malley (developer)
  • Kelly Lancaster
  • Julia Chamberlain
  • Patricia Loeblein
  • Emily B. Moore
  • Robert Parson
  • Ariel Paul
  • Kathy Perkins
  • American Association of Chemistry Teachers
  • Mobile Learner Labs

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