Question

practice problems

1. the conservation of mass also applies to physical changes. a student decides to

make ice pops by placing some cola in a plastic cup into the freezer. if the
student freezes 20g of cola, what will the mass of the students cola pop be once
it is frozen? (1 pt)

Explanation:

Step1: Recall the conservation of mass principle

The conservation of mass states that mass is neither created nor destroyed in a physical or chemical change.

Step2: Apply the principle to the problem

When the cola freezes (a physical change), its mass remains the same.

Answer:

20g