What Is the Energy in Joules of a Mole of Photons

question 92

Multiple Choice

What is the energy in joules of a mole of photons associated with red light of wavelength 7.00 × 10² nm? (c = 3.00 × 10⁸ m/s; h = 6.63 × 10^-34 J • s; N_A = 6.022 × 10²³ /mole)

• A) 256 kJ
• B) 1.71 × 10⁵ J
• C) 4.72 × 10^-43 J
• D) 12.4 kJ
• E) 2.12 × 10⁴² J

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An economic system characterized by private ownership of assets and a market-driven economy where goods are produced and sold for profit.

Financial Capitalism

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Natural fuels such as coal, oil, and natural gas, derived from the remains of living organisms and used primarily for energy.