Title: The work function of a certain metal is 1.90 eV. What is the longest wavelength of light that can ... Post by: Chery on Dec 6, 2016 The work function of a certain metal is 1.90 eV. What is the longest wavelength of light that can cause photoelectron emission from this metal? (1 eV = 1.60 × 10-19 J, c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ∙ s)
A) 231 nm B) 14.0 nm C) 62.4 nm D) 344 nm E) 654 nm Title: Re: The work function of a certain metal is 1.90 eV. What is the longest wavelength of light that ... Post by: HotMath on Dec 6, 2016 Content hidden
Title: Re: The work function of a certain metal is 1.90 eV. What is the longest wavelength of light that can ... Post by: Chery on Jan 13, 2017 I needed this so much, thanks
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