Question

Name a substance that is not water . How can you tell that it has not dissolved

Answer 1

Sugar and salt are examples of soluble substances. Substances that do not dissolve in water are called insoluble. Sand and flour are examples of insoluble substances.

Chalk is insoluble - it does not dissolve in water.

Answer 2

Answer:

Sprite.

Explanation:

You can tell it hasn't dissolved because the bubbles inside the bottle have not gone away.