Lab 14 Chemical Reactions

Data

· Observations of NaF and Ca(C2H3O2)2 (See sequence of pictures below):

Addition of Ca(C2H3O2)2 to NaF; 57 seconds after the addition of Ca(C2H3O2)2; 20 minutes after the addition of Ca(C2H3O2)2; 35 minutes after the addition of Ca(C2H3O2)2; and 1 hour after the addition of Ca(C2H3O2)2.

· Observations of Rinse A and Ca(C2H3O2)2 :

· Observations of Rinse B and Ca(C2H3O2)2 :