Chemical Reactions

Front

What is a substance with a pH of 7?

Back

Neutral

Front

What are substances like ammonia, bleach, and baking soda classified as?

Back

Base

Front

What occurs when chemicals combine to form new substances?

Back

Chemical reaction (change)

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What do we call the substances formed as a result of a chemical reaction?

Back

Products

Tags

NGSS.MS-PS1-2

Front

What is an example of a chemical reaction that produces bubbles or changes in conductivity?

Back

Chemical reaction (change)

Tags

NGSS.MS-PS1-2

Front

What is the term for a substance that donates protons in a chemical reaction?

Back

Acid

Front

What is the term for a substance that accepts protons in a chemical reaction?

Back

Base

Front

What principle states that mass is neither created nor destroyed in a chemical reaction?

Back

Law of conservation of mass

Tags

NGSS.MS-PS1-5

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the substance's chemical composition, while a chemical change does.

Tags

NGSS.MS-PS1-4

Front

What is an example of a physical change?

Back

Melting ice or boiling water.

Tags

NGSS.MS-PS1-4