A800ml ampule of a 0120m solution of naphthalene in , Chemistry

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A800ml ampule of a 0120m solution of naphthalene in

Question- A 8.00mL ampule of a 0.120M solution of naphthalene in hexane is excited with a flash of light. The naphthalene emits 15.2J of energy at an average wavelength of 349 nm.

What percentage of the naphthalene molecules emitted a photon?

I have no idea how to do this! Thank you for your help

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Chemistry: A800ml ampule of a 0120m solution of naphthalene in

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Chemistry: A800ml ampule of a 0120m solution of naphthalene in

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