Chemistry: 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.

An excited state of a particular atom has a mean

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jacobbrandon2002

14.03.2022

According to Heisenberg's Uncertainty Principle,
ΔE×Δt ≥ h/(4π)
where h = planck's constant = 6.63 × $10^{-34}$ J.s

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

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naomi20044

04.03.2022

Chemistry

Hello ig?

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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.

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