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If 0.208g of an unknown

If 0.208g of an unknown salt of oxalate ion requires 25mL of 0.02 M MnO4^- solution, calculate the molar mass and write the
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2. asked by mike
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A sample of organic compound contains 0.624g carbon,0.065 hydrogen,0.364g nitrogen and 0.208g what is the emperical formula of
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7. An unknown compound, C8H14, is optically active. Hydrogenation of the unknownyields 4-methylheptane. Ozonolysis of the
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2. asked by josh
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Column A1. Unknown 1: Unknown 1 2. Unknown 2: Unknown 2 3. Unknown 3: Unknown 3 4. Unkown 4: Unkown 4 Column B a.Ethanol b.Syrup
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2. asked by tobias
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Column A1. Unknown 1: Unknown 1 2. Unknown 2: Unknown 2 3. Unknown 3: Unknown 3 4. Unkown 4: Unkown 4 Column B a. Glycerin b.
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2. asked by HELP NOWWW
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an element has a BCC structure with cell edge of 288pm. the density of the element is 7.2g/cm3. how many atom are present in
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2. asked by ahamad sultan
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An element has a body centred cubic structure with edge cell of 288 pm .The density of the element is 7.2 g/cm3.How many atoms
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2. asked by Raynold
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An element has a body-centered cubic(bcc) structure with a cell edge of 288pm the density of the element is 7.2g/cm3. How many
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2. asked by abeer
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In an effusion 15 ml of HBr effused in 1.0 min. In the same apparatus under the same conditions, 20.3 ml of an unknown gas
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2. asked by Anonymous
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A mixture of CO2 and an unknown gas was allowed to effuse from a container. The carbon dioxide took 1.25 times longer than the
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2. asked by ANDY
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