A titration is stoichiometry with a burette. Everything depends on knowing one concentration exactly, which is why the primary standard has to be pure, stable and accurately weighable. This is the real knowscape from knowhere, not a picture of one. Drag it. Watch what actually changes.
Working out how much of something is in a sample when you can't just weigh it. Titration and calibration are the same trick — react it with something you do know.
Volumetric analysis determines unknown concentrations through stoichiometric calculations from precise volume measurements using a standardized titrant of known concentration.
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