Question

Juan wants to dilute a 5 molar solution of sulfuric acid down to a 1 molar solution. What would be the best way for him to do this?

A. Add 400 mL of a base such as NaOH to 100 mL of sulfuric acid.

B. Add 100 mL of sulfuric acid to 400 mL of a base such as NaOH.

C. Add 400 mL of water to a beaker filled with 100 mL of sulfuric acid.

D. Add 100 mL of sulfuric acid to a beaker filled with 400 mL of water.