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selenamalter Group Title

How many milliliters of a stock solution of 5.00 M KNO3 would you need to prepare 250 mL of 0.250 M KNO3?

  • one year ago
  • one year ago

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  1. Peter14 Group Title
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    so the equation you need here is M1v1=M2v2

    • one year ago
  2. angga Group Title
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    yes thats right @peter14

    • one year ago
  3. selenamalter Group Title
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    so then what would i do next?

    • one year ago
  4. Peter14 Group Title
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    you know the initial molarity, the final molarity, and the final volume

    • one year ago
  5. Peter14 Group Title
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    plug it into the equation

    • one year ago
  6. angga Group Title
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    do you get the answer @selenamalter ?

    • one year ago
  7. selenamalter Group Title
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    no, im a little confused still

    • one year ago
  8. Mertsj Group Title
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    Substitute. Do you know what the letters in the formula stand for?

    • one year ago
  9. angga Group Title
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    it same with peter's formula M1 v1 = M2 V2 5 v1 = 0.25 x 250 get it?

    • one year ago
  10. Mertsj Group Title
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    |dw:1366684902405:dw|

    • one year ago
  11. selenamalter Group Title
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    okay, let me see here

    • one year ago
  12. selenamalter Group Title
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    1.25?

    • one year ago
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