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calculate the mass and prepare

  1. calculate the mass of the species required to prepare a phosphoric acid buffer with a voncentration of 0.34M ,volume of 500ML
    1. answers icon 1 answer
    2. zaforyi asked by zaforyi
    3. views icon 624 views
  2. Can someone please check my work?Calculate the mass of (NH4)2S2O8 needed to prepare 250mL of a 0.100M solution. I got 5.705 g.
    1. answers icon 1 answer
    2. Rachel asked by Rachel
    3. views icon 2,333 views
  3. calculate the mass of sodium sulphate required to prepare its 20%(mass percent) solution in 100 g of water
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    2. irsha asked by irsha
    3. views icon 670 views
  4. Calculate the mass of Na2S2O3•5H2O needed to prepare 250.0 ml of 0.2000 M solution. Note, include the 5 waters in your
    1. answers icon 1 answer
    2. Sjk asked by Sjk
    3. views icon 187 views
  5. Calculate the mass of NaOH needed to prepare 100ml of 0.20molar solution.B. Calculate the mass of solid KHP needed to react
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    2. Abraham asked by Abraham
    3. views icon 1,664 views
  6. Calculate the mass ( g ) of the solute ethanol and the mass ( kg ) of the solvent CHCl3 that should be combined to prepare 9900
    1. answers icon 1 answer
    2. Diem asked by Diem
    3. views icon 636 views
  7. calculate the mass of khp required to prepare 100.0 l of a 0.150 mol/l solution
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    2. Wilmor asked by Wilmor
    3. views icon 194 views
  8. Calculate the mass of HF required to prepare 200 mL of 0.25 mol/L solution. P = 40%; d = 1.14 g/cm3
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    2. Jacke asked by Jacke
    3. views icon 461 views
  9. Calculate the mass of KH2PO4 (136.09 g/mole) you will need to prepare 550 mL of the 0.05 M solution.
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    2. anna asked by anna
    3. views icon 93 views
  10. calculate the mass of naso4 needed to prepare of 0.5L of 0.15M of solution
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    2. elissa asked by elissa
    3. views icon 892 views