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Author Archives: Anonymous

How many of the following compounds are soluble in water? Cu…

How many of the following compounds are soluble in water? Cu(OH)2       LiNO3          NH4Br            K2S

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How many unpaired electrons are present in a ground state at…

How many unpaired electrons are present in a ground state atom of sulfur?

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What is the mass (in g) of 1.00 mol of iron(III) acetate, Fe…

What is the mass (in g) of 1.00 mol of iron(III) acetate, Fe(C2H3O2)3 ?  Molar Mass of Fe(C2H3O2)3 = 233 g/mol 

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What element is defined by the following information? p+ = 2…

What element is defined by the following information? p+ = 20 n = 20 e- = 20

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How many oxygen atoms are in one formula unit of Mg3(PO4)2 

How many oxygen atoms are in one formula unit of Mg3(PO4)2 

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The most recently named element roentgenium, Rg, atomic numb…

The most recently named element roentgenium, Rg, atomic number 111, has its last placed electron filling in what sublevel?

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According to VSEPR theory, which molecule is linear?

According to VSEPR theory, which molecule is linear?

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Reacting chromium (III) with carbonate produces what followi…

Reacting chromium (III) with carbonate produces what following ionic compound?

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Which electron is, on average, farther from the nucleus?

Which electron is, on average, farther from the nucleus?

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Which electron is, on average, farther from the nucleus?

Which electron is, on average, farther from the nucleus?

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