Particulate Pollution with Diameters Less Than 2

question 44

Multiple Choice

Particulate pollution with diameters less than 2.5 micrometers are particularly dangerous because

• A) they can penetrate deep into the lungs.
• B) they dissolve easily in water.
• C) they are chemically neutralized by dissolved carbon dioxide.
• D) they dissolve easily in water and they are chemically neutralized by dissolved carbon dioxide.
• E) none of the above

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