Question

A bag of citric acid, baking soda, and red cabbage juice (a pH indicator) are placed in a zip lock bag. When the contents of the bag are mixed, the bag begins to expand and it becomes very cold. Soon, the red cabbage juice begins to turn blue and purple, creating a neutral (not an acid or a base) substance. Give 3 pieces of evidence that show this is a chemical change.

Answer 1

Answer:

there pH is like basic it is about 6 or 5