Acids and Bases
Learning outcomes - after studying this topic, you should be able to:
- explain the advantages of the Bronsted-Lowry acid-base definition over the Arrhenius definition
- understand the relationships between pH, pOH, pKa, pKb and pKw
- predict qualitatively the excess species in weak conjugate acid-base pairs at a given pH
- calculate the pH, pOH, [H+] and [OH-] for aqueous solutions of strong acids and bases
- predict qualitatively the relative acidities of strong acids
- calculate the pH, pOH, [H+] and [OH-] for very diluite solutions of strong acids and bases
- calculate the pH, pOH, [H+] and [OH-] for aqueous solutions of weak acids and bases
- calculate the pKa of a weak, monoprotic acid from the pH of its solution
- predict the sequence of strengths of acidities of weak, polyprotic acids
- predict qualitatively the pH of salt solutions
- calculate the pH of solutions of hydrated metal ions
- identify Lewis acids and bases
- explain the origin of buffering action
- calculate the pH change for addition of acid or base to a buffer
- choose an appropriate buffer for any pH value
- explain how to prepare a buffer solution
- explain the buffering action of HsCO3 / HCO3- in the blood
- explain how to perform an acid-base titration
- selection an indicator for the titration of any combination of acid and base
- predict the charge of an amino acid and its direction of migration in electrophoresis given its pI
- explain the origins of positive and negative charges on a protein
- predict qualitatively the change in solubility of a protein with changing pH given its pI
Textbook and eBook References
Lecture Notes, Tutorial Worksheets & Answers and Suggested Exam Questions
ChemCAL, iChem and Contributed Resources
pH of Strong Acids and Bases
Description: How to calculate the pH of a strong acids and strong bases
Tags: pH | strong acid | strong base
Contributed by Adam Bridgeman
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