Example Problem

• Consider the reaction:

  3CaCl2(aq) + 2Na3PO4(aq) ? Ca3(PO4)2(s) + 6 NaCl(aq)
  

If we mix 25.0 mL of 0.200 M CaCl2 solution with 50.0 mL of 0.250 M Na3PO4 solution, what mass of Ca3(PO4)2(s) is formed? What concentration of NaCl(aq) results?

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