A chemist prepares a solution of potassium iodide (KI) by measuring out 149. µmol of potassium iodide into a 250. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in μmol/L of the chemist's potassium iodide solution. Round your answer to 3 significant digits.

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A chemist prepares a solution of potassium iodide (KI) by measuring out 149. µmol of potassium iodide into a 250. mL
volumetric flask and filling the flask to the mark with water.
Calculate the concentration in μmol/L of the chemist's potassium iodide solution. Round your answer to 3 significant
digits.
Transcribed Image Text:A chemist prepares a solution of potassium iodide (KI) by measuring out 149. µmol of potassium iodide into a 250. mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in μmol/L of the chemist's potassium iodide solution. Round your answer to 3 significant digits.
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