Test - Chemical Reaction Flashcards by SarahKate Ingram | Brainscape

Q

A teacher wants to demonstrate a chemical reaction for her students. Which observation does NOT indicate that a chemical reaction has occurred?

A

Melting a solid piece of aluminum

NB pg 3

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Q

What is the process by which the atoms of one or more substances are rearranged to form different substances?

A

Chemical reaction

NB pg. 3

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Q

A teacher wants to demonstrate a chemical reaction for her students. Which activity would best demonstrate a chemical reaction?

A

Placing metal in an acid to create a reaction

Pg. 3

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Q

In chemical reactions, what does the principle of conservation of mass mean?

A

Matter is not created or destroyed

Pg. 4

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