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A student worker in the Cal Poly chemistry stockroom is asked to determine the concentration of an aqueous solution of Ca(OH), by titration with

A student worker in the Cal Poly chemistry stockroom is asked to determine the concentration of an aqueous 

A student worker in the Cal Poly chemistry stockroom is asked to determine the concentration of an aqueous solution of Ca(OH), by titration with an aqueous HNO, standard. Given that the student started with 16.4 mL of Ca(OH)2 and reached the end point with 0.9021 mL of the HNO3 20.9 M standard, what is the concentration of the Ca(OH), solution? Report your answer to THREE decimal places.

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