So far I have this table done : Collection of Data Trial 1 Trial 2 Mass of Vial

Question

So far I have this table done :

Collection of Data Trial 1 Trial 2

Mass of Vial #1, g

7.836g

7.465g

Mass of benzoic acid and tube #1, g

7.889g

7.516g

Volume of water, mL

0.708mL

.700mL

Volume of methylene chloride, mL

0.700mL

0.700mL

Mass of vial #3 + stone, g

7.612g

7.653g

Mass of benzoic acid + tube#3 + stone, g

7.868g

7.902g

Need to fill out this one with the information above:

Manipulation of Data                             Trial 1    Trial 2

Mass of benzoic acid taken, g

Mass of benzoic acid in CH2Cl2 in tube #3, g

Mass of benzoic acid left in h2o in tube #1, g

Distribution ratio D

Percent extracted

Mass of Vial #1, g

7.836g

7.465g

Mass of benzoic acid and tube #1, g

7.889g

7.516g

Volume of water, mL

0.708mL

.700mL

Volume of methylene chloride, mL

0.700mL

0.700mL

Mass of vial #3 + stone, g

7.612g

7.653g

Mass of benzoic acid + tube#3 + stone, g

7.868g

7.902g

Explanation / Answer

Manipulation of data Trial 1 Trial 2 Mass of benzoic acid taken, g .053 .051 Mass of benzoic acid in CH2Cl2 in tube #3, g .256 .267 Mass of benzoic acid left in h2o in tube #1, g .203 .216 Distribution ratio D 3.83 4.23

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