Chemistry, 27.07.2019 14:30 liapis2002
In one atom, the ionization energy is energy needed to remove one proton. energy needed to add one proton. energy needed remove one electron. energy needed to add one electron.
Answers: 2
Chemistry, 22.06.2019 00:00
Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.
Answers: 3
Chemistry, 22.06.2019 18:00
Which three statements represent the benefits of performing experiments using computer simulations?
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Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
In one atom, the ionization energy is energy needed to remove one proton. energy needed to add one...
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