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Chemistry

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A stock solution is prepared by adding 20mL of 0.2M MgF2 to enough water to make 80mL. What is the F– concentration of 20 mL of the stock solution?

  • Chemistry -

    The new soln has a concn of 0.2M x (20/80) = ?M MgF2. The fluoride is 2x that.

  • Chemistry -

    nxl

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