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(Solved): The identity of an unknown monoprotic organic acid is determined by titration. A 0.651 g&n ...



The identity of an unknown monoprotic organic acid is determined by titration. A 0.651 g sample of the acid is titrated with 0.146 M NaOH. What is the molar mass of the compound if 24.7 mL of the NaOH solution is required to neutralize the sample?

molar mass:

 

g/mol

The compound is 60.0% C,60.0% C, 4.48% H,4.48% H, and 35.5% O.35.5% O. What is the molecular formula of the organic acid?

formula:

 



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Solution: Given data: a) Mass of monoprotic organic acid , HA = 0.651 g Molarity of NaOH solution = 0.146 M Volume of NaOH solution = 24.7 mL = 0.0247 L Calculations : Moles of NaOH = Molarity * Volume The balanced equation for the titrati
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