Which of the Following Is True of Ozone

question 20

Multiple Choice

Which of the following is true of ozone?

• A)the total amount of ozone is very large compared to the amount of oxygen in the atmosphere.
• B)it is inert i.e.,it is chemically non-reactive.
• C)it consists of threeoxygen molecules.
• D)it experiences natural fluctuations in amount and has been increasing in volume for hundreds of millions of years.
• E)if the production of CFCs were stopped today,the CFCs already present in the atmosphere would be unable to continue to destroy ozone for decades.

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A volatile, flammable liquid derived from petroleum, used primarily as fuel in internal combustion engines.

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The remainder or part left after the main part has been removed, used or processed, often in a chemical context.

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