Exploring the Law of Conservation of Mass through Chemical Reactions

What is the mass of the reactants compared to the mass of the products in a chemical reaction?

• The mass of the products is greater.

• The mass of the reactants is less than the mass of the products.

• The mass of the reactants is greater.

• The mass of the reactants is equal to the mass of the products.

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NGSS.MS-PS1-5

Who formulated the Law of Conservation of Mass?

• Isaac Newton

• Marie Curie

• Albert Einstein

• Antoine Lavoisier

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NGSS.MS-PS1-5

In what year was the Law of Conservation of Mass established?

• 1776

• 1804

• 1789

• 1859

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NGSS.MS-PS1-5

What happens to the mass of the reactants during a chemical reaction according to the Law of Conservation of Mass?

• It is created.

• It remains the same.

• It is destroyed.

• It doubles.

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NGSS.MS-PS1-5

What is produced when baking soda and vinegar are mixed?

• Nothing

• A gas

• A liquid

• A solid

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NGSS.MS-PS1-2

What was the total mass of the reactants in the baking soda and vinegar experiment?

• 150 grams

• 120 grams

• 113 grams

• 100 grams

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

What does the balanced equation of a chemical reaction show?

• The elements are destroyed.

• The elements are created.

• The elements are balanced and rearranged.

• The elements are unbalanced.

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NGSS.MS-PS1-5

What should you do if you want to learn more about the Law of Conservation of Mass?

• Play a video game.

• Read a novel.

• Ignore the topic.

• Watch the playlist provided.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5