Chapter 6 - Chapter 6 1. A radio station broadcasts on a...

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Chapter 6 1. A radio station broadcasts on a frequency of 99.5 kilocycles/s. What is the wavelength of this radiation in km? A. 7.25 × 10 3 km B. 2.99 × 10 7 km C. 2.99 × 10 4 km D. 3.02 km E. none of these 2. When light of wavelength 420 nm is focused on a metal surface, electrons are ejected with a speed of 7.00 × 10 5 m/sec. The binding energy of a mole of electrons to the metal is A. 8.22 × 10 4 J/mole B. 1.50 × 10 5 J/mole C. 2.72 × 10 2 J/mole D. 5.63 × 10 1 J/mole E. None of the above is correct to within 5% 3. What is the energy possessed by one mole of x–ray photons if the wavelength of the x–ray is 1.00 × 10 9 m? A. 1.3 × 10 27 J B. 2.0 × 10 16 J C. 1.2 × 10 10 J D. 1.2 × 10 8 J E. 3.3 × 10 10 J 4. Green light of wavelength 516 nm is absorbed by an atomic gas. What is the energy difference between the two quantum states involved in the transition? A. 5.81
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This note was uploaded on 07/16/2011 for the course CHEM 110 taught by Professor Hofmann,brucerob during the Spring '08 term at Penn State.

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Chapter 6 - Chapter 6 1. A radio station broadcasts on a...

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