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Chem 120A General, Organic, and Biological Chemistry Exam#2 Updated
- Vak
- Instelling
Which of the following elements has only 12 protons - ANS-Mg Which of the following elements is a noble gas - ANS-Kr Which is the identity of the element in Period 5 and Group 2? - ANS-Sr How many neutrons are present in Ne-22 - ANS-12 How many protons and electrons are present in 0^2-? - ANS-8...
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