Conservation of Matter

What is the Law of Conservation of Mass?

• In a closed system, mass cannot be created or destroyed, only changed or transferred.

• The Law of Conservation of Mass only applies to open systems.

• Mass can only be transferred in a closed system.

• Mass can be created or destroyed in a closed system.

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State the Law of Conservation of Mass.

• Mass cannot be created or destroyed in a chemical reaction.

• Mass can be converted into energy in a chemical reaction.

• Mass can be destroyed in a chemical reaction.

• Mass can be created in a chemical reaction.

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Explain the concept of Conservation of Mass.

• The concept of Conservation of Mass states that in a closed system, the total mass remains constant over time.

• The concept of Conservation of Mass states that mass is not conserved in any system.

• The concept of Conservation of Mass states that mass only remains constant in an open system.

• The concept of Conservation of Mass states that mass can be created or destroyed in a closed system.

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Why is the Law of Conservation of Mass important in chemistry?

• The Law of Conservation of Mass is not important in chemistry.

• The Law of Conservation of Mass is important in chemistry because it states that matter cannot be created or destroyed in a chemical reaction.

• The Law of Conservation of Mass is a theory that has been disproven in modern chemistry.

• The Law of Conservation of Mass only applies to physical reactions, not chemical reactions.

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All matter takes up: ____________

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____________ is anything that has mass and volume

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Weight is the measure of the ____________ force exerted on an object.

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Mass is measured in:

• Grams

• Newtons

• Ounces

• Pounds

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Mass is always the same no matter its location in the universe.

• True

• False

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Label the parts of a chemical equations

a

b

Product

Reactant

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