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Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.
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Calculate the ph of a .10m nh4cl solution. the kb value for nh3 is 1.8×10^-5
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3.Hydrogen reacts with nitrogen to produce ammonia according to the equation:
3H2(g) + N2(g) 2NH3...
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