Chemistry, 10.12.2020 18:40 chubbybunny2368
Which of the following are isotopes, choose all that apply.
Element X with atomic number 10 and atomic mass 21
Element Y with atomic number 11 and atomic mass 21
Element Z with atomic number 10 and atomic mass 22
Element M with atomic number 12 and atomic mass 21
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An atom holds 7 electrons. use orbital notation to model the probable location of its electrons. an atom hold 22 electrons. use orbital notation to model the probable location of its electrons. an atom holds 17 electrons. use orbital notation to model the probable location of its electrons.
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Express your answer using two significant figures. 1.7 km^2
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Which of the following are isotopes, choose all that apply.
Element X with atomic number 10 and ato...
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