Match each description to its correct term.
1. The substance of known concentration. It is placed in the buret during a titration.
2. The substance of unknown concentration. It is placed in the Erlenmeyer flask during titration.
3. The point in the titration where the moles of titrant are equal to the moles of the analyte. It is marked by a drastic change in pH.
4. A substance that will change color in a specific pH range. It changes color at the equivalence point.
a) Equivalence point
b) Titrant
c) Indicator
d) Analyte