(Answered) A chemist must preparenbsp725 ml ofnbsp275 mm aqueous

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A chemist must prepare 725. mL of 275. mM aqueous copper(II) sulfate CuSO4 working solution. He'll do this by pouring out some 0.316 M aqueous copper(II) sulfate stock solution into a graduated cylinder and diluting it with distilled water.

Calculate the volume in mL of the copper(II) sulfate stock solution that the chemist should pour out. Round your answer to 3 significant digits.

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