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Chemistry, 22.06.2019 06:00, jwood287375
When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
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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 16:30, joshua1255
Find the number of moles of argon in 364g of argon.
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25C and 1.0 atmosphere...
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