Hard Water Trial 1 Hard Water Trial 2 Hard Water Trial 3 Initial Syringe Reading (mL) 1ml 1ml 1ml Final Syringe Reading (mL) 77ml 79ml 75ml Volume of EDTA Consumed (mL) .23ml .21ml .25ml Water Hardness ppm CaCO3 (mg/L)         Average ppm CaCO3 (mg/L):

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter17: Complexation And Precipitation Reactions And Titrations
Section: Chapter Questions
Problem 17.35QAP
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Data Table 3: Complexometric Titration of Soft Water

5 ml of water 

1ml of buffer 

 

 

 

Hard Water Trial 1

Hard Water Trial 2

Hard Water Trial 3

Initial Syringe Reading (mL)

1ml

1ml

1ml

Final Syringe Reading (mL)

77ml

79ml

75ml

Volume of EDTA Consumed (mL)

.23ml

.21ml

.25ml

Water Hardness

ppm CaCO3 (mg/L)

 

 

 

 

Average ppm CaCO3 (mg/L):

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