Lesson 22. Empirical and Molecular Formula

• Chem
• Secondary Education

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STEP 1. Write the mass of each element.

STEP 2. Divide each mass by the Ar to find n.

STEP 3. Find the molar ratio by dividing by the smallest number.

STEP 4. Conclude.

STEP 1. Write the mass of each element.

STEP 2. Divide each mass by the Ar to find n.

STEP 3. Find the molar ratio by dividing by the smallest number.

STEP 4. Conclude.

STEP 1. Calculate the relative formula mass of the empirical formula.

STEP 2. Divide the relative formula mass of X by relative formula mass of empirical formula.

STEP 3. Multiply each number of elements by 2.

STEP 4. Conclude.

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• Tuesday - Lesson 22  | Empirical and Molecular Formula

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