Essential Chemistry for IGCSE - Chemical Calculations (Section 3 - No. 29)
What is the first step when determining the empirical formula from mass percentages?
Divide the mass percentages by the relative atomic masses of the elements.
Divide the mass percentages by the lowest mass percentage value.
Multiply the mass percentages by the relative atomic masses of the elements.
Convert the mass percentages to grams.
Explanation
The first step is to convert the mass percentages into moles by dividing by the relative atomic masses.
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