Answer to Question #179112 in General Chemistry for sabine

Question #179112

Calculate the wavelength (in nm) of the light radiation capable of causing an ionization energy equal to 502*J.𝑚𝑜𝑙−1

(c= 3*m/s;     h= 6.626 × J.)


1
Expert's answer
2021-04-07T11:47:55-0400

"E= hv"


"502 = (6.626\u00d710^{-34})v"


"v= \\frac{502}{6.626\u00d710^{-34}}=7.577\u00d710^{35}"


"\\lambda v= c"


"\\lambda= \\frac{c}{v}"


"\\lambda=\\frac{3.00\u00d710^8}{7.577\u00d710^{35}}=3.959\u00d710^{42}"




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