2. A calibration curve requires the preparation of a set of known concentrations of CV, which are usually prepared by dieting a stock solution whose concentration is known. Describe how to prepare 10. mL of a 5, 10, 15, and 20 µM CV solution using a 25 µM CV stock solution.

Question

2.	A calibration curve requires the preparation of a set of known concentrations of CV, which are usually prepared by dieting a stock solution whose concentration is known. Describe how to prepare 10. mL of a 5, 10, 15, and 20 µM CV solution using a 25 µM CV stock solution.

aaronq · Answer

use $M_1V_1=M_2V_2$, make sure you add the solution before adding the water (so you end up with the correct volume).