Chemistry, 03.08.2019 08:00 kfolston4478
Tungsten, w-181, is a radioactive isotope with a half life of 121 days. if a medical lab purchases 24 kg of w-181, how much will be left after 1 year?
Answers: 1
Chemistry, 22.06.2019 17:40
How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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Chemistry, 22.06.2019 21:00
As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
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Chemistry, 23.06.2019 11:30
The density of e85 fuel is 0.801 g/ml. what is the mass of 1.00 gallon of the fuel? (1 gal. = 3.785 l)
Answers: 3
Tungsten, w-181, is a radioactive isotope with a half life of 121 days. if a medical lab purchases 2...
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