Apologia General Science 8th Grade
When the baking soda hit the vinegar, the mixture bubbled and fizzed, and the balloon inflated. At the same time, they noticed a color change. The mixture turned from a pinkish color to a bluish color.
A Chemical ReactionExperiment 1.3
Kaitlyn (11) and Ethan (10) witnessed the effect of a chemical reaction. In a chemical reaction, one or more substances interact to form one or more new substances.