1. Make up 0.1 M solutions (100 ml) of Na2HPO4 (FW=177.99) and NaH2PO4 (FW=137.99) using a 100 ml volumetric flask. 2. First calculate the amount of each compound needed by using its formula weight. Weigh each compound out in its own 150 ml beaker, add 70-80 ml of water and stir until all the compound is dissolved

Introductory Chemistry For Today
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Chapter7: Solutions And Colloids
Section: Chapter Questions
Problem 7.35E
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1. Make up 0.1 M solutions (100 ml) of Na2HPO4 (FW=177.99) and NaH2PO4 (FW=137.99) using a 100 ml volumetric flask.

2. First calculate the amount of each compound needed by using its formula weight. Weigh each compound out in its own 150 ml beaker, add 70-80 ml of water and stir until all the compound is dissolved

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