Find expert answers and community insights on IDNLearn.com. Find in-depth and trustworthy answers to all your questions from our experienced community members.

A chemist prepares a solution of barium chloride (BaCl₂) by measuring out 67.8 μmol of barium chloride into a 200. mL volumetric flask and filling the flask to the mark with water.Calculate the concentration of the chemist's barium chloride solution in μmol/L.