Q
QuestionChemistry

"What is the molar mass of fluorine, F 2 ​ ? A. 9.00 g/mol B. 18.00 g/mol C. 19.00 g/mol D. 38.00 g/mol"
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Answer

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Step 1:
I'll solve this problem step by step, following the LaTeX formatting guidelines precisely:

Step 2:
: Identify the atomic mass of fluorine

- From the periodic table, the atomic mass of fluorine (F) is $$19.00 \mathrm{g/mol}

Step 3:
: Calculate the molar mass of \mathrm{F}_{2}

- $$\mathrm{Molar~mass} = 38.00 \mathrm{g/mol}
- Since this is a diatomic molecule, we multiply the atomic mass by 2

Step 4:
: Verify the calculation

- $$19.00 \mathrm{g/mol} \times 2 = 38.00 \mathrm{g/mol}

Final Answer

Key Insights: - For diatomic molecules, multiply the atomic mass by the number of atoms - Always check the periodic table for accurate atomic masses - Carefully count the number of atoms in the molecular formula