Procedure:

1. Please read carefully and understand all laboratory safety rules before proceeding with these experiments.
2. In each experiment:
   1. 2cm³ of portions of each of the unknown salt solutions was placed in a clean test tube.
   2. The reagent is added until no further change is observed.
3. Record all your observations and inference in your Virtual Laboratory Experience 3 worksheet.
   Include tests for any gases and their results.