4. What mass of MgNH4PO4 precipitated when 200.0 mL of a 1.000% (w/v) solution of MgCl2 were treated with 40.0 mL of 0.1753 M Na3PO4 and an excess of NH4*? What was the molar concentration of the excess reagent (Na3PO4 or MgCl2) after the precipitation was complete?

4. What mass of MgNH4PO4 precipitated when 200.0 mL of a 1.000% (w/v) solution of MgCl2 were treated with 40.0 mL of 0.1753 M Na3PO4 and an excess of NH4*? What was the molar concentration of the excess reagent (Na3PO4 or MgCl2) after the precipitation was complete?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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4. What mass of MGNH4PO4 precipitated when 200.0 mL of a 1.000% (w/v) solution of
MgCl2 were treated with 40.0 mL of 0.1753 M Na3PO4 and an excess of NH4*? What
was the molar concentration of the excess reagent (Na3PO4 or MgCl2) after the
precipitation was complete?

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