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4-68. At noon on a clear day, sunlight reaches the earth's surface at Madison, Wisconsin, with an aver- age power of approximately 1.0 kJ.s-¹-m-². If the sun- light consists of photons with an average wavelength of 510 nm, how many photons strike a 1.0-cm² area per second?

4-68. At noon on a clear day, sunlight reaches the earth's surface at Madison, Wisconsin, with an aver- age power of approximately 1.0 kJ.s-¹-m-². If the sun- light consists of photons with an average wavelength of 510 nm, how many photons strike a 1.0-cm² area per second?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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**Problem 4-68:** At noon on a clear day, sunlight reaches the earth’s surface at Madison, Wisconsin, with an average power of approximately 1.0 kJ·s⁻¹·m⁻². If the sunlight consists of photons with an average wavelength of 510 nm, how many photons strike a 1.0-cm² area per second?
Transcribed Image Text:**Problem 4-68:** At noon on a clear day, sunlight reaches the earth’s surface at Madison, Wisconsin, with an average power of approximately 1.0 kJ·s⁻¹·m⁻². If the sunlight consists of photons with an average wavelength of 510 nm, how many photons strike a 1.0-cm² area per second?
Expert Solution
Step 1: Given data

Average power  = 1.0 k J / s . m²

Average wavelength = 510 mm

Area of surface = 1.0 cm2

Find out the number of photon strikes per second 



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