Problem: β-Carotene, an organic strongly colored red-orange pigment abundant in plants and fruits, has a molecular formula of C40H56. What is its empirical formula?A. C0.71H      B. CH1.4      C. C10H14      D. C5H7      E. C40H56

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We are being asked to determine the empirical formula of a compound with a molecular formula of C40H56. 

The empirical formula of a chemical compound is the simplest positive integer ratio of atoms present in a compound.


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β-Carotene, an organic strongly colored red-orange pigment abundant in plants and fruits, has a molecular formula of C40H56. What is its empirical formula?

A. C0.71H      B. CH1.4      C. C10H14      D. C5H7      E. C40H56

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