A chemist must prepare 375. mL of 890. µM aqueous copper(II) fluoride (CuF,) working solution. He'll do this by pouring out some 2.50 mM aqueous copper(II) fluoride stock solution into a graduated cylinder and diluting it with distilled water. Calculate the volume in mL of the copper(II) fluoride stock solution that the chemist should pour out. Be sure your answer has the correct number of significant digits. mL

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A: The solution is as follows:

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Q: 15 16 17 18 19 20 21 22 23 24 26 A chemist must prepare 0.225 L of 5.00 M aqueous silver perchlorate…

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Q: In the laboratory, you dissolve 19.9 g of cobalt(II) chloride in a volumetric flask and add water to…

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Q: A solution is made by adding 29.1 mL of concentrated potassium hydroxide (34.5 wt%, density 1.46…

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Q: Give an example of a mixture in which solute is solid and solvent is liquid.

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A:

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