Determine the amount of fluoride in water

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Reference no: EM13717197

Question - A fluroide ISE electrode was used to determine the amount of fluoride in water. The results are given for 4 standards and two unknowns below. Does the calibration curve show nernstian behavior or not? What are the concentrations for the unknown samples?

Solution [F]/M Potential vs SCE (mV)

0.0005 0.02

0.0001 41.2

0.00005 61.5

0.00001 100.2

Sample 1 38.9

Sample 2 55.3

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Reference no: EM13717197

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