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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159
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An unknown element has two isotopes: one whose mass is 68.926 amu (60.00% abundance) and the other w...
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