4. Determine the molecular formula of a compound with an empirical formula of NH2 and a formula mass of 32.06 u. 5. A component of protein called serine has an approximate molar mass of 100g/mole. If the percent composition is as follows, what is the empirical and molecular formula of serine? C = 34.95 % H= 6.844 % O = 46.56 % N= 13.59 % 6. A sample 3.584 g contains 1.388g C, 0.345g H, 1.850g O and its molar mass is 62g/mol. What is the molecular formula of the compound?

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