What is the percentage purity

  1. A study is discussed the purity of oxygen from a certain supplier. Assume that the mean was 99.61 with a standard deviation of
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    2. shasha asked by shasha
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  2. An impure sample of Na2SO4 weighed 1.562g. A BaSO4 precipitate from this sample weighed 2.496g. Calculate the percentage of
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    2. peter asked by peter
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  3. What is the percentage purity if 20.5gm/litre of mohr's salt is completely dissolved into N/20 K2Cr2O7
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    2. Kiran Verma asked by Kiran Verma
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  4. What is the percentage purity of sample if 3.92g of mohr's salt react completely with 50 ml N/10 Kmno4 solution
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    2. ketaki asked by ketaki
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  5. Using atomic masses, If a certain batch of D2O has a purity of 99.75 weight %, what is its purity in atom (actually molecule) %
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    2. Jane asked by Jane
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  6. when 5g of impure sample of CH4 is completely combusted, 9g of H2O was produced.what is the percentage purity of the sample of
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    2. john asked by john
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  7. The purity of a pharmaceutical preparation of sulfanilamide, C6H4N2O2S, can be determined by oxidizing the sulfur to SO2 and
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    2. darren asked by darren
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  8. We completed a lab and the conclusion write up asks us to describe the purity of the product. What are some things that
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    2. hayley asked by hayley
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  9. 5.0g of impure iron reacted completely with 75cm3 of 2.0 mlodm-3 hydrochloric acid to give a neutral solutionCalculate the
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  10. Prepare M/20 oxalic acid solution.Using this solution, find molarity, strength, and percentage purity of the sodium hydroxide
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    2. Sara asked by Sara
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