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White Trays vs. Whitestrips: Which Whitens Teeth Better?

In this experiment, we will be comparing the effectiveness of two different and popular types of teeth-whitening products: Crest Whitestrips and Aquafresh Whitetrays.It is an educational content by ed ...

Rust Chemistry: How Does Rust Form?

When you hear the term “chemical reaction”, you might think of scientists in white lab coats mixing dark powders to create explosions. Maybe you think of the flurry of bubbles you saw when you mixed b ...

Stay Warm for Lif? Basic

Learn how a South African teen developed a life jacket liner that uses chemical reactions to produce heat and keep people warm in the water.

It is an educational content of CK-12 Foundation (to access ...

Reactants and Product? At grade

Reactants and products in chemical reactions and the relationship between reactants and products.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logg ...

Chemical Reaction Overvie? At grade

Introduction to chemical reactions.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Biochemical Reaction? At grade

Introduction to chemical reactions and equations.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

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