How do I set up the equation to solve for trail 2? Part B: Standardizing the diluted KMNO4 solutionCalculate: Determine the volume of oxalic acid (H2C204 • 2H20) standard that would use about 15mL of KMNO4Concentration of given stock oxalic acid (H2C204 • 2H2O)0.02Hint- start with 15 mL of your created stock KMNO4 solutionmoles of KMNO4 to fully react0.00030 molsmoles of oxalic acid (H2C204 ● 2H2O) 0.00075 molsml of stock oxalic acid (H2C204 • 2H20) 37.50000 mLCalculate the exact Molarity of KMNO4 solutionTrial 1Trial 2Trial 3AveragePrecisionVolume (mL) of oxalic acid (H2C2O4 • 2H2O) used37.0937.3537.99------Volume (mL) of KMNO4 usedmoles of KMNO415.8416.5616.66------0.000297-------Exact concentration of KMNO40.01870.0183

The equation required to determine the molarity of KMnO4 solution in Trial 2 is shown below,

Answered: How do I set up the equation to solve…

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How do I set up the equation to solve for trail 2?

Introductory Chemistry For Today

8th Edition

ISBN:9781285644561

Author:Seager

Publisher:Seager

Chapter7: Solutions And Colloids

Section: Chapter Questions

Problem 7.107E

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Question

How do I set up the equation to solve for trail 2?

Part B: Standardizing the diluted KMNO4 solution
Calculate: Determine the volume of oxalic acid (H2C204 • 2H20) standard that would use about 15mL of KMNO4
Concentration of given stock oxalic acid (H2C204 • 2H2O)
0.02
Hint- start with 15 mL of your created stock KMNO4 solution
moles of KMNO4 to fully react
0.00030 mols
moles of oxalic acid (H2C204 ● 2H2O) 0.00075 mols
ml of stock oxalic acid (H2C204 • 2H20) 37.50000 mL
Calculate the exact Molarity of KMNO4 solution
Trial 1
Trial 2
Trial 3
Average
Precision
Volume (mL) of oxalic acid (H2C2O4 • 2H2O) used
37.09
37.35
37.99
---
---
Volume (mL) of KMNO4 used
moles of KMNO4
15.84
16.56
16.66
---
---
0.000297
---
----
Exact concentration of KMNO4
0.0187
0.0183

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