This activity can get messy; cover all work surfaces. This activity should be done either as a video or a demonstration with the audience at least 10 from the presenter(s). Divide calcium chloride ...

Cut and mixed with water to make a thick gel. Diluted with more water and filtered. Mixture evaporated and further processed to make sodium alginate powder.

One example of this is the reaction of hydrochloric acid and calcium chloride. \(\begin{array}{l} \text{hydrochloric acid} + \text{calcium carbonate} \to \\ \text{calcium chloride} + \text{water} ...