a-student-needs-to-prepare-a-05-m-solution-of-nacl-using-a-volumetric-flask-whic

Question

A student needs to prepare a 0.5 M solution of NaCl using a volumetric flask. Which steps should they follow to ensure the solution is prepared accurately?

Accepted Answer

Dissolve the NaCl in a small amount of water, transfer to the volumetric flask, and fill to the mark with water.

Answer

Dissolve NaCl in excess water and then pour into the volumetric flask.

Answer

Add NaCl directly to the volumetric flask and fill to the mark with water.

Answer

Measure NaCl using a beaker and add to the volumetric flask.