Chemical Reactions: Chapter 2

Front

What is something that is made of all the same atoms or groups of atoms?

Back

Substance

Front

What is something that can be observed about a substance, such as color, smell, or boiling point?

Back

Property

Front

What is an object, diagram, or computer program that helps us understand something by making it simpler or easier to see?

Back

Model

Front

What are the tiny pieces that all matter—all the stuff in the world—is made of?

Back

atoms

Front

Will the properties of the two samples likely be the same or different?

Back

The same because the repeating groups of atoms that make up the two samples have two of the same types of atoms.

Front

What is the reddish brown substance that is found in Westfield's water?

Back

rust

Front

How did the rust form?

Back

The iron pipes and the fertilizer changed into rust.

Front

What is a product (in chemical reactions)?

Back

The substance(s) that are created after a chemical reaction

Front

In this chemical reaction, which is the product/s? Magnesium + Oxygen --> Magnesium oxide

Back

magnesium oxide

Front

Can one substance change into another substance?

Back

Yes, because atoms can be rearranged.