CHM 2046C Module 12      Name: ____ Sample _____

 

Part N:  Precipitation Reactions                  10 points

 

If the concentration of the strontium ion, Sr 2+, is 2.5 x 10 -4 M does precipitation of SrSO4 occur when enough of the soluble salt  Na2SO4 is added to make the solution,  2.5 x 10 -4 M? Ksp for SrSO4 is 3.4 x 10 -7