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Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
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Chemistry, 22.06.2019 09:30
Based on its chemical properties, identify the position of each chemical family on the periodic table.
Answers: 3
When an ionic compound forms, the ions come together so that the compound is ....
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