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Topic:
a. Differentiate between acidimetry and alkalimetry?
b. Define titer.
Step by step
Solved in 2 steps with 1 images
- 1.Why is more than one accurate titration carried out? 2.Explain why hydrochloric acid is not used as a primary standard. 3.Can any of the following be used as primary standards: NaOH, H2SO4, HNO3? Explain your answer.Topic: Acid-Base Titration What is a primary standard? What are the requirements to consider a substance a primary standard?What is a 3 point calibration in titration?
- Is the standardization of titrant always the first step in all titrimetric analysis? Why or why not?Analytic chemistry.How to test the Na+ in the original solution? and NH4+?Why are the standard reagents used in neutralization titrations generally strong acids and bases ratherthan weak acids and bases? Explain.
- 4. Are ‘equivalence point’ and ‘end point’ the same? If yes, why? Otherwise, differentiate the two. 5. Aside from repeating the experiment, what can be done to remedy a sample that is ‘over-titrated’.volumetric or graduated piptte, Which one of them is commonly used for Titration and reagent and which one is more accurate, why?Part A: Standardization of a Sodium Hydroxide Solution Titration 1 Titration 2 Titration 3 Mass of 125 mL flask 45.849g 46.715g 44.953g Mass of flask and KHP 46.849g 47.745g 46.003g Initial buret reading (mL) 0.5 ml 0.5 ml 0.5 ml Final buret reading (mL) 27.8 ml 26.5 ml 26.7 ml Volume of NaOH used (mL) 45.11 ml 45.06 ml 45.14 ml Calculations Titration 1 Titration 2 Titration 3 Moles of KHP Moles of NaOH Molarity of NaOH Average Molarity of NaOH: _______________
- Could a Conductimetric Titration of a Barium Hydroxide Solution be performed using Hydrochloric Acid ? Explain why or why not.What do you call the stage of the titration in which the number of moles of the titrant is stoichiometrically less than the number of moles of the analyte? pre-equivalence equivalence end stage post-equivalencAn indicator was not used during potentiometric titration of a weak acid Is there a positive error, negative error, no effect, or error could not be determined In terms of the Computed pKa of the unknown weak acid?