Describe how to prepare a 0.100 M solution from a solid solute and a known volume of solvent.

• A. Weigh the solid to the mass required for 0.100 M, dissolve in a fixed volume, and bring to the mark.
• B. Weigh the solid and dissolve in water; adjust volume by adding or removing solvent.
• C. Weigh the solid to the mass required for 0.100 mol/L, dissolve in a volumetric flask, and bring to the 0.100 L mark, mixing thoroughly.
• D. Dissolve an already prepared 0.100 M solution to make a larger volume.

Answer: (C)