Dilutions.

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Presentation transcript:

Dilutions

Stock solutions are concentrated, we use water to dilute them to achieve the molarity desired for a solution. Dilution – the process of adding more solvent to a solution Decreases Remains constant Increases (water added)

Examples We want 500. mL of 1.00M acetic acid, HC2H3O2, from 17.5 M stock solution of acetic acid. What volume of the stock solution is required?

What volume of 16M sulfuric acid must be used to prepare 1. 5 L of a 0 What volume of 16M sulfuric acid must be used to prepare 1.5 L of a 0.10 M H2SO4 solution? .0094L or 9.4mL