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Kara

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The photoelectric effect is a concern in space, where parts of a spacecraft exposed to the sunlight will develop a net positive
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Element x has the highest first electron affinity in its period, the ground state electron configuration of its common is: [Kr]
1. 3 answers
2. 2,230 views
Howard Wolowitz is developing a radiation detector for the Intemational space Station. He uses a thin film composed of a metal
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2. 3,489 views

@Rosie is correct thank you soooo much
Thank you so much!
Yes it is "most common ion is: [Kr] 5s2 4d10 5p6". I have also spent quite a long time trying to figure this question out. The answer key said it's BaI2, which confused me more.

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