Mass Percent Calculator

You can see two input fields labeled “Mass of Compound (g)” and “Mass of Element (g)”.

1. Enter the mass (in grams) of the entire compound in the “Mass of Compound (g)” field.
2. Enter the mass (in grams) of the element you want to find the mass percent of in the “Mass of Element (g)” field.
3. Click the “Calculate” button to perform the calculation.
   The result will be displayed below the “Calculate” button in the “Result” section. The mass percent will be displayed to 2 decimal places.

Note: The mass percent calculator uses the formula “Mass Percent = (Mass of Element / Mass of Compound) * 100”.