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Law of Conservation of Matter Definition

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Law of Conservation of Matter Definition

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Questions and Answers

What does the Law of Conservation of Matter state?

Matter can be created but not destroyed.

Matter can be created and destroyed.

Matter can neither be created nor destroyed. (correct)

Matter can only be destroyed but not created.

Who is credited with the modern form of the Law of Conservation of Matter?

Aristotle

Isaac Newton

Antoine Lavoisier (correct)

Galileo Galilei

What was the main flaw in the phlogiston theory in relation to mass loss during combustion?

It was based on Lavoisier's experiments.

It considered mass to be created during combustion.

It did not consider escape of gases during combustion. (correct)

It accurately explained mass loss during combustion.

How did the invention of the vacuum pump contribute to scientific understanding of mass?

It allowed scientists to weigh gases and demonstrate that mass was conserved. Signup and view all the answers

What is matter defined as in the context of the Law of Conservation of Matter?

Physical material that occupies space and possesses mass. Signup and view all the answers

What is the main concept behind the law of conservation of mass?

Atoms are neither created nor destroyed, only rearranged Signup and view all the answers

How do nuclear processes differ from chemical reactions in relation to mass?

Mass can be converted into energy and vice versa in nuclear processes Signup and view all the answers

Why did early scientists believe that matter was lost during combustion reactions like burning wood?

The charred log was perceived to have less mass than the unburnt log Signup and view all the answers

What did some ancient peoples mistakenly believe about rainfall?

Rainfall creates new water in the sky Signup and view all the answers

Why can rusty metal sometimes have more mass than the original metal?

Pieces and flakes are lost from the metal Signup and view all the answers