pH (Activity)

Indicator References

Bromocresol PurplePhenolphthalein

Questions for reflection

  1. What is a buffer?
  2. What is the biological significance of a buffer?
  3. Explain differences between strong and weak acids and bases.
  4. What are the differences between acids and a bases in terms of [H+] and [OH].
  5. Why is pH 7 designated as neutral?
  6. How does the antacid work?
  7. How much difference in [H+] is there between pH 4 and pH 8?
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