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Chemistry, 15.01.2021 21:50 ymklay1566
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Chemistry, 21.06.2019 23:30, huangjianhe135
Start an single atom tab. observe the decay of polonium-211. after each decay, press the reset nucleus button to watch the process again. write a description of alpha decay for po-211
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Chemistry, 22.06.2019 02:00, cbelew0001ouje4i
How many moles of magnesium is 3.01 x10^22 atoms of magnesium?
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Chemistry, 22.06.2019 02:40, gabrielolivas59
The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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