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This question belongs to Chemistry GK Chapter Wise Acid, Base And Salts

Acid, Base and Salts

?

The pH of fresh ground water slightly decreases upon exposure to air because

A) carbon dioxide from air is dissolved in the water B) oxygen from air is dissolved in the water C) the dissolved carbon dioxide of the ground water escapes into air D) the dissolved oxygen of the ground water escapes into air

Answer & Solution

Correct Answer: Option A

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Question posted by Examveda

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