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Calculating A sample of barium

Calculating A sample of barium nitrate is placed into a jar containing water. The mass of the barium nitrate sample is 27 g.
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2. asked by diane
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A chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium ion as
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2. asked by Anna
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A sample of barium contains 3.20g of barium. How many atoms of barium are contained in the sample?
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2. asked by britt
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you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium
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2. asked by India
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you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium
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2. asked by India
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Barium can be analyzed by precipitating it as BaSO4 and determining the mass of the precipitate. When a 0.354g sample of a
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2. asked by Laura
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A sample of CuSO4*5H2O was heated to 110 degrees C, where it lost water and gave another hydrate of copper (II) ion that
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2. asked by Help Please!!!!!!
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Starting with barium nitrate solution describe how a pure sample of barium carbonate can be prepared in the laboratory
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2. asked by Hamdiga
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A 0.940g sample of barium chloride dehydrate is heated and 0.800g of anhydrous residue remains after cooling.A. How many moles
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2. asked by Aima
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Although soluble barium compounds aretoxic, suspensions of insoluble barium sul- fate are routinely swallowed for upper gas-
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2. asked by Nick
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