Ineedhalp122 Ineedhalp122

18-05-2023
Chemistry

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Please Help!!!
Practice with Molecular Formulas
6. Determine the molecular formula for a compound that has an empirical formula of NO2 and a molar mass of 138.015 g/mol.

7. Nicotine is 74.1% C, 8.6% H, and 17.3% N by mass. It’s molar mass is about 160 g/mol.
a. What is it’s empirical formula?

b. What is it’s molecular formula?

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