To Conduct Demonstration: Display five 250mL beakers with 50mL of Fe(NCS)2+ solution. Reserve one as a reference. Add 0.1M Fe(NO3)3 solution to beaker #2. The color should become more intense as more ...

A beaker containing a mixture of insoluble solid ... in water – its crystals dissolve in water to form copper sulfate solution. During evaporation, the water evaporates away leaving solid ...