A water sample that is believed to contain a maximum hardness of 100.0 ppm CaCO3 was titrated with 0.002101 M EDTA. What volume of EDTA is needed for the titration if the water sample used was 25.00 mL? (The molar mass of CaCO3 is 100.087 mg/mmol) a. Not less than 5.26 mL. b. Not more than 11.89 mL. C. Not more than 5.26 mL. d. Not less than 11.89 mL.
A water sample that is believed to contain a maximum hardness of 100.0 ppm CaCO3 was titrated with 0.002101 M EDTA. What volume of EDTA is needed for the titration if the water sample used was 25.00 mL? (The molar mass of CaCO3 is 100.087 mg/mmol) a. Not less than 5.26 mL. b. Not more than 11.89 mL. C. Not more than 5.26 mL. d. Not less than 11.89 mL.
Chapter17: Complexation And Precipitation Reactions And Titrations
Section: Chapter Questions
Problem 17.42QAP
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