HW03 - Chemistry 111 Homework#3 Due(Wednesday 1 Determine...

Info icon This preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Chemistry 111 Homework #3 Due: September 21, 2005 (Wednesday) 1. Determine the frequency of an ultraviolet photon of light that has a wavelength of 35.4 Å. a) 3.00 × 10 8 s -1 . b) 1.18 × 10 –17 s -1 . c) 3.33 × 10 –9 s -1 . d) 8.47 × 10 16 s -1 . e) 2.82 × 10 8 s -1 . f) None of these. 2. Consider the following diagram: Calculate the energy for six photons of that particular electromagnetic wave. a) 1.21 × 10 -29 J b) 3.27 × 10 -21 J c) 1.18 × 10 -20 J d) 1.18 × 10 -25 J e) 5.45 × 10 -22 J f) None of these. 3. How many of the following statements concerning infrared radiation are TRUE ? 1. It is less energetic than ultraviolet radiation. 2. It is less energetic than visible radiation. 3. It has a lower frequency than radio waves. 4. It has a longer wavelength than X-Rays. 4. What is the wavelength of a given photon of light if you are told that a small stream of identical photons that contains a total of 25 photons has a total energy of 1.69 × 10 -18 J ?
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon