The pH of fresh ground water slightly decreased 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

Question ID - 51884 | SaraNextGen Top Answer

The pH of fresh ground water slightly decreased 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