Monday
April 27, 2015

Homework Help: chemistry

Posted by sam on Tuesday, August 23, 2011 at 4:55pm.

1)you have a glass of pure water. are chemical reactions occurring in the water ?if so, what are they?if not explain why not.
2)while investigation the effects of acid rain in your area, you discover a lake that is surprisingly resistant to changes in pH caused by acid rain. explain why the lake resists changes in pH.
3)A) one atmospheric compound is responsible(after it has dissolved in water)for both the general acidity of normal rainwater and the acidity of much soil. what is this compound?
B)is this compound put into the atmosphere solely by pollution?
C)why doesn't this compound cause seawater to become acidic?
D)if all of this compound were to vanish from the atmosphere, would humans benefit?why or why not ?

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