Suppose that an electron trapped in a one-dimensional infinite well of width 144 pm is excited from its first excited state to the state with n = 9. (a) What energy must be transferred to the electron for this quantum jump? The electron then de- excites back to its ground state by emitting light. In the various possible ways it can do this, what are the (b) shortest, (c) second shortest, (d) longest, and (e) second longest wavelengths that can be emitted? Units eV (a) Number 1396.76 Units nm (b) Number Units nm (c) Number Units nm (d) Number Units nm (e) Number

Suppose that an electron trapped in a one-dimensional infinite well of width 144 pm is excited from its first excited state to the state with n = 9. (a) What energy must be transferred to the electron for this quantum jump? The electron then de- excites back to its ground state by emitting light. In the various possible ways it can do this, what are the (b) shortest, (c) second shortest, (d) longest, and (e) second longest wavelengths that can be emitted? Units eV (a) Number 1396.76 Units nm (b) Number Units nm (c) Number Units nm (d) Number Units nm (e) Number

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

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

The thermochemical equation for photosynthesis is shown below. 6 H20) +6 CO28) - C6H1206(s) + 6 02), AH = +2803 kl/mol. In order to form 78.155 g of C6H1206 (molar mass 180.156 g/mol), at least mol of photon with wavelength 423.7.nm is needed. (c 2.998 x 10 m/s; h= 6,626 x 1034 Note: Input numerical value without unit. Pay attention to significant figures, s; NA 6.022 x 1023 mol1)
(a) Calculate the energy of a single photon of light with a frequency of 7.83×105 s1. Energy J (b) Calculate the energy of a single photon of green light with a wavelength of 535 nm. Energy = J
Describe what what is meant by the term "uncertainty principle."
It is interesting to speculate on the properties of a universe with different values for the fundamental constants.(a) In a universe in which Planck’s constant had the valueh =1 J s, what would be the de Broglie wavelength ofa 145-g baseball moving at a speed of 20 m s-1 ?(b) Suppose the speed of the ball from part (a) is known to lie between 19 and 21 m s-1. What is the smallest distance within which it can be known to lie?(c) Suppose that in this universe the mass of the electron is1 g and the charge on the electron is 1 C. Calculate the Bohr radius of the hydrogen atom in this universe.
For an electron in a 6g state, determine the principal quantum number and the orbital quantum number. (a) the principal quantum number (b) the orbital quantum number (c) How many different magnetic quantum numbers are possible for an electron in that state?
Write the wave function for a free particle of mass 1.0 g travelling to the right at 10 m/s.
10.) How many values of the magnetic quantum number are possible when the angular quantum number is 3?
Calculate the energy (in eV) and wavelength (in meter) of a photon whose frequency is (a) 88.0 THz, (b) 48.0 MHz, (c) 5.30 GHz. State the classification and application of each on the electromagnetic spectrum.
Is (n=2 l=0 ml=0 ms=0) a valid set of quantum numbers? Why or why not?
Hydrogen atoms can move along metal surfaces to catalyze chemical reactions. Determine whether quantum mechanics is likely to be essential in describing the motions of 'Hatoms over distances of about 1.0 um (10 m), assuming a kinetic energy of about 4.0 x 1021Joule. out of
Please don't provide handwritten solution .....
Be sure to answer all parts How fast must a 143.9−g baseball travel in order to have a de Broglie wavelength that is equal to that of an x-ray photon with λ= 75.0 pm? Enter your answer in scientific notation please.