Test - Chemical Reaction Flashcards

1
Q
  1. Process by which the atoms of one or more substances are rearranged to form different substances
A

Chemical reaction

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2
Q
  1. A teacher wants to demonstrate a chemical reaction for her students. Which of the following observations does NOT indicate that a chemical reaction has occurred
A

Melting a solid piece of aluminum

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3
Q
  1. How many nitrogen atoms are represented in 2Ca(No3)2 in this compound
A

4

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4
Q
  1. Which of the following is an example of a chemical change
A

Burning

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