CH-1367
Burette and pipette readings
Chemistry · Secondary 4 · Medium · Burette and pipette readings
A student titrates 25.0 cm³ of aqueous potassium hydroxide with dilute sulfuric acid from a burette. Which change will improve the accuracy of the titration results?
- Rinse the pipette with aqueous potassium hydroxide before use.
- Rinse the pipette with dilute sulfuric acid before use.
- Rinse the conical flask with aqueous potassium hydroxide before use.
- Rinse the burette with distilled water immediately before filling with sulfuric acid.
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