Problem: A lithium flame has a characteristic red color due to emission of light of wavelength 671 nm. What is the mass equivalence of 1 mol photons with this wavelength (1 J = 1 kg⋅m2/s2)?

🤓 Based on our data, we think this question is relevant for Professor Kijewska & Pollock's class at MSU.

FREE Expert Solution

E = hvE = hcλE = (6.626×10-34 J·s)(3.00×108 ms)671 nm ×10-9 m1 nm

E= 2.9624x10-19 J


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Problem Details

A lithium flame has a characteristic red color due to emission of light of wavelength 671 nm. What is the mass equivalence of 1 mol photons with this wavelength (1 J = 1 kg⋅m2/s2)?

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Our tutors have indicated that to solve this problem you will need to apply the The Particle Nature of Light concept. You can view video lessons to learn The Particle Nature of Light. Or if you need more The Particle Nature of Light practice, you can also practice The Particle Nature of Light practice problems.

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Based on our data, we think this problem is relevant for Professor Kijewska & Pollock's class at MSU.

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Our data indicates that this problem or a close variation was asked in Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition. You can also practice Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition practice problems.