An atom requires 6.24 * 10-19J to remove its furthest electron in the gas phase. What is the maximum wavelength of electromagnetic radiation that will result in ionization? Report your numerical answer in units of nm. Use significant figures.

Question

Chemistry

Dominick Warren

6 April, 09:51

An atom requires 6.24 * 10-19J to remove its furthest electron in the gas phase. What is the maximum wavelength of electromagnetic radiation that will result in ionization? Report your numerical answer in units of nm. Use significant figures.

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Answers (2)

Know the Answer?

Abraham Mills · Answer 1

Report your numerical answer in units of nm. Use significant figur

Jett · Answer 2

Solution:

1. Determine the frequency:

E=hv

6.24 x 10-19 J = (6.626 x 10-32 Js) x (v)

v = 9.417 x 10^14 s-1

2. Determine the wavelength:

λv = c

(λ) x (9.417 x 10^14 s-1) = 3.00 x 10^8 m/s

λ = 3.18 x 10-7 m

Wavelength (λ) = 318nm