ASAP.   Please refer to second picture to answer the question.    The answer to second picture are:  a) 1.49 b.) 148.92

Appl Of Ms Excel In Analytical Chemistry
2nd Edition
ISBN:9781285686691
Author:Crouch
Publisher:Crouch
Chapter8: Polyfunctional Acids And Bases
Section: Chapter Questions
Problem 11P
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ASAP.

 

Please refer to second picture to answer the question. 

 

The answer to second picture are: 

a) 1.49

b.) 148.92

 

 

Analysis of Ca Supplement Drug
The composition of an OTC Ca Supplement is advertised as 325 mg calcium lactate, Ca(CH-CH(OH)CO2)2 per tablet.
List of Molar Mass: Ca(CH3CH(OH)CO2)2 = 218.24; Ca = 40.08
4. Calculate the number of mmoles of Ca present in 1 tablet.
mmol
5. How many mL of 0.0100 M EDTA solution will be needed to titrate a solution that contains 1 dissolved tablet of the
Ca supplement drug?
mL
6. Would you recommend diluting the sample before titration?
Support your answer.
Transcribed Image Text:Analysis of Ca Supplement Drug The composition of an OTC Ca Supplement is advertised as 325 mg calcium lactate, Ca(CH-CH(OH)CO2)2 per tablet. List of Molar Mass: Ca(CH3CH(OH)CO2)2 = 218.24; Ca = 40.08 4. Calculate the number of mmoles of Ca present in 1 tablet. mmol 5. How many mL of 0.0100 M EDTA solution will be needed to titrate a solution that contains 1 dissolved tablet of the Ca supplement drug? mL 6. Would you recommend diluting the sample before titration? Support your answer.
Would you recommend diluting the sample before titration?
yes, too much titrant will be used
no, too much titrant will be used
no, too little titrant will be used
yes, just enough titrant will be used
yes, too little titrant will be used
no just enough titrant will be used
Transcribed Image Text:Would you recommend diluting the sample before titration? yes, too much titrant will be used no, too much titrant will be used no, too little titrant will be used yes, just enough titrant will be used yes, too little titrant will be used no just enough titrant will be used
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