Suitable indicators for titration of NH₃ against HNO₃ are all of the following except:
University of Ilorin CHM107 2026 past question
- Methyl red
- Phenolphthalein
- Methyl orange
- Thymol blue
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- Which of the following ions can be determined using direct complexometric titration?
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- The oxidation state of carbon in H₂C₂O₄ is:
