devondehaven1116 devondehaven1116
  • 04-05-2018
  • Chemistry
contestada

An excited state of a particular atom has a mean lifetime of 6.2×10−10 s , which we may take as the uncertainty δt.

Respuesta :

PBCHEM
PBCHEM PBCHEM
  • 11-05-2018
According to Heisenberg's Uncertainty Principle,
ΔE×Δt ≥  h/(4π)
where h = planck's constant = 6.63 × [tex] 10^{-34} [/tex] J.s

Hence, ΔE ≥ [tex] \frac{h}{4.pi.delta(t)} [/tex] = [tex] \frac{6.63X 10^{-34} }{4X3.142X6.2X 10^{-10}} [/tex]
∴, ΔE ≥ 8.5086 X [tex] 10^{-26} [/tex] J
 
Answer Link

Otras preguntas

A 65 kg rock climber has 30,000 J of potential energy. What is the height of the rock climber above the ground?
Solve this equation Algebraically
Jason's Hours of Sleep for 9 Nights Compare the two sets of data. Who gets more sleep? Why? Jason, because he gets higher median hours of sleep Jason, because h
How did the opposition to and subsequent rejection of the League of Nations affect US policy at the beginning of World War II? A. The United States was a member
The figure below is a right rectangular prism with rectangle ABCD as its base. A rectangular prism is shown. Rectangles A B C D and W X Z Y are the bases. The l
What is the midpoint of the line segment graphed below? (6,-8) (1, -1)
Why does Nkrumah say it is not surprising that tension and unrest occur in colonies?
List and describe 1 benefit of child support if you are the non-custodial parent who pays.
This ad is typical of how the advertising industry portrayed housewives in the 1950s. What message about women is conveyed by this ad?
why the triangles are similar, then find the value of x