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

how did western nations come to dominate much of the world in the late 1800s?
For a school play, the teacher asked the class to set up chairs in 20 rows with 25 chairs in each row. After setting up all the chairs, they were 5 chairs short
4x+3y= -1 5x+4y= -1 solving by emilination or subtraction please help :)
What tribes used only one route to get to the Indian Territory?
What is the solution to this awnser 6x+2y=-26
Education was important to former slaves because...
how did ordinary citizens play a role in spartan oligarchy?
What profession grew substantially with women’s participation during the Civil War? A. banking B. nursing C. governing D. cooking
Why is participating in a group a powerful way for a person to influence government? Voting has no effect unless people in a group agree to vote for the same pe
Patty had $110.28 un receipts and $75.52 un expenses.What was her profit?