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The K? x rays arising from a cobalt (Z = 27) target have a wavelength of about 179pm. The atomic number of a target that gives rise to K? x rays with a wavelength one-third as great (? 60pm) is: A. Z 9 B. Z = 10 C. Z = 12 D. Z = 16 E. Z = 46 ans: E

The K? x rays arising from a cobalt (Z = 27) target have a wavelength of about 179pm. The atomic number of a target that gives rise to K? x rays with a wavelength one-third as great (? 60pm) is: A. Z 9 B. Z = 10 C. Z = 12 D. Z = 16 E. Z = 46 ans: E

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The K? x rays arising from a cobalt (Z = 27) target have a wavelength of about 179pm. The atomic number of a target that gives rise to K? x rays with a wavelength one-third as great (? 60pm) is: A. Z = 9 B. Z = 10 C. Z = 12 D. Z = 16 E. Z = 46 ans: E
Transcribed Image Text:The K? x rays arising from a cobalt (Z = 27) target have a wavelength of about 179pm. The atomic number of a target that gives rise to K? x rays with a wavelength one-third as great (? 60pm) is: A. Z = 9 B. Z = 10 C. Z = 12 D. Z = 16 E. Z = 46 ans: E
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