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# Determining Empirical Formulas

## Determining the lowest whole-number ratio of the elements in a compound

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Determining Empirical Formulas

by CK-12 //at grade

Defines empirical formula and describes how to calculate an empirical formula.

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## Determining Empirical Formulas Quiz

by CK-12 //at grade

Reviews the calculation of a compound's empirical formula.

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• Practice
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## Determining Empirical Formulas Practice

by CK-12 //at grade
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• Pre and Post Read

## Determining Empirical Formulas PrePostRead

by CK-12 //at grade

To predict the main ideas of the text based on context clues, to generate questions about a given topic and to organize and review the knowledge learned about the topic using the SQ3R strategy.

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• Real World Application

## Different Wells, Different Oil

by CK-12 //at grade

Discover the detailed composition of petroleum.

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