Comb sci HW (cells, elements, environment, heart)

Circle the correct answer.

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• D

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• D

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• D

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Write down the letters that relate to the question.

Sulfur dioxide is a common pollutant of the atmosphere. Explain how the sulfur dioxide in the atmosphere is produced.

Sulfur dioxide dissolves in water to produce sulfuric acid. Name the ion that causes sulfuric acid to be acidic.

Balance the equation

Name two substances that react with sulfuric acid to produce sodium sulfate.