Answers 2003350 Chemistry HONORS Sem 1 - Marez Evidence of Chemical ReactionsQuestion 6

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Evidence of Chemical Reactions

Question 6 • 2003350 Chemistry HONORS Sem 1 - Marez

Select the description of each substance given by each chemical formula. One molecule of O2 is made of

Answer

A

one atom of oxygen.

B

one atom of osmium.

C

two atoms of oxygen.

Explanation

In O₂, the subscript 2 means each molecule contains two oxygen atoms. Therefore, one molecule of O₂ is made of two atoms of oxygen.

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