CHEMISTRY
Preparation of 100 mL NaOH Solution in a University Teaching Lab
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CASE ANALYSIS
Scenario
A university teaching lab requires students to prepare exactly 100 mL of NaOH solution from solid NaOH pellets, ensuring accurate concentration and safe handling.
Key decisions
- Confirm all NaOH pellets have dissolved before proceeding to final volume adjustment
- Verify the meniscus is exactly at the calibration mark
- Ensure the analytical balance is tared before weighing NaOH
When to reuse this
Reusable for any teaching lab protocol involving preparation of a standard solution from solid solute, especially where volumetric accuracy and safety are emphasized.
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