stoichiometry

stoichiometry - pink pink Determination#4 Well A1 A2 A3 A4...

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Pipet Trial #1 Number of Drops (drops per mL) Trial #2 Trial #3 Average Number of Drops/ mL Volume of One Drop (mL) Reagent Used 1 23 25 23 23.67 0.04225 0.20 Ni(NO3)2 2 28 28 30 28.67 0.03488 0.10 NaOH and 0.20 NaOH 3 21 22 23 22 0.04545 H2O Determination #2 Well # A1 A2 A3 A4 A5 A6 B1 B2 B3 # drops of 0.20 Ni(NO3)2 1 2 3 4 5 6 7 8 9 # drops of 0.10 NaOH 9 8 7 6 5 4 3 2 1 Moles Ni(NO30)2 8.45 x 10^ -6 1.69 x10^ -5 2.54 x 10^ -5 3.38 x10^-5 4.23 x10^-5 5.07 x 10^ -5 5.92 x 10^ -5 6.76 x 10^ -5 7.61 x 10^ -5 Moles NaOH 3.14 x 10^ -5 2.79 x10^ -5 2.44 x10^ -5 2.10 x10^ -5 1.74 x10^ -5 1.40 x10^ -5 1.05 x10^ -5 6.98 x10^ -6 3.49 x10^ -6 Mole Ratio 3/10 2/3 1 to 1 1/2 1/2 5 to 1 6 to 1 1 to 1 1/2 Color with Alizarin Yellow pink pink not not not not not not not Color with DMZ not not pink pink pink pink pink
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Unformatted text preview: pink pink Determination #4 Well # A1 A2 A3 A4 A5 A6 B1 B2 B3 # drops of 0.20 Ni(NO3)2 1 2 3 4 5 6 7 8 9 # drops of 0.20 NaOH 3 3 3 3 3 3 3 3 3 # drops of H2O 9 8 7 6 5 4 3 2 1 Moles Ni(NO3)2 8.45 x 10^ -6 1.69 x10^ -5 2.54 x 10^ -5 3.38 x10^-5 4.23 x10^-5 5.07 x 10^ -5 5.92 x 10^ -5 6.76 x 10^ -5 7.61 x 10^ -5 Moles NaOH 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 2.09 x10^ -5 Mole Ratio (9/2) (1/1) (3/2) (1/2) (1/2) (5/2) (1/2) (7/2) (1/4) Color with Alizarin Yellow pink not not not not not not not not Color with DMZ not pink pink pink pink pink pink pink pink...
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This note was uploaded on 04/18/2008 for the course CHEM 102 taught by Professor Haworth during the Spring '08 term at Marquette.

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