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Chemistry, 22.06.2019 00:00
Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.
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Chemistry, 22.06.2019 07:10
Which of these conditions most likely produces an unstable isotope?
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Chemistry, 22.06.2019 12:00
In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =
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Chemistry, 22.06.2019 12:30
The bond energy for the van der waals bond between two helium atoms is 7.9ร10โ4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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Devon says that acid in your stomach will make you unhealthy. do you agree or disagree. Explain...
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