During cold weather, calcium chloride is added to concrete to increase the speed at which the concrete sets. Calculate the initial concentration of a 100.0 mL sample of calcium chloride solution if the final diluted solution has a volume of 345 mL and a concentration of 1.49 mol/L. Record only your numerical answer with the correct number of significant digits. You do not need to include units as the units appear for you beside the answer box already.

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