Empirical Formulas from Percent Composition

• To begin-press "New Problem " and a question appears to the right of the table
• Determine the empirical formula and follow the instructions for submitting your results.
• The results on the problem and a running total will appear in the second table.
• If you get a problem "incorrect", you should redo it and recheck your answer.
• Pressing the "Show Answer" will display the solution and you will no longer be able submit an answer for that problem.