A sample of air was bubbled into pure water. The pH of water slowly changes from
7 to 6. Which gas in the sample caused this change?
a) Argon
b) Carbon Dioxide
c)Carbon Monoxide
d) Oxygen
Answers
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Answer:
Carbon Dioxide
Explanation:
When Carbon dioxide is bubbled through a tank of water , it breaks to form carbonic acid which decreases the ph level of water
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