Dissolving Solute and Diluting the Solution

CCA! Volume 6

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Techniques for dissolving solute and diluting solution in a volumetric flask are presents. Some common errors are also shown.

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21 Seconds

Using an Erlenmeyer flask or beaker allows you to heat and crush the solid. Once dissolved, transfer all of the solute into the volumetric flask.

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17 Seconds

The student did not dissolve all of the NaCl, so the entire quantity of solute was not transferred to the volumetric flask.

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15 Seconds

When a solvent to be diluted is added too slowly and does not mix, the volume will change AFTER bring to the mark.

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15 Seconds

A solid and a liquid in a volumetric flask are mixed.

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14 Seconds

The student should have dissolved the solid in a beaker first and then added the solution to the volumetric flask.

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12 Seconds

Do not use your hand as a stopper.