Question 1
If the pH of an acid rain storm is approximately 3.0, how many times greater is the [H
+] in the rain than in a cup of coffee having a pH of 5.0?
◦ 1000
◦ 100
◦ 20
◦ 1.7
◦ 0.60
Question 2
In the reaction CaO(s) + SO
2(g)
CaSO
3(s),
◦ O
2– acts as a Lewis base, and SO
2 acts as a Lewis acid.
◦ Ca
2+ acts as a Lewis base, and SO
42– acts as a Lewis acid.
◦ SO
42– acts as a Lewis base, and SO
2 acts as a Lewis acid.
◦ SO
2 acts as a Lewis base, and O
2– acts as a Lewis acid.
◦ SO
2 acts as a Lewis base, and Ca
2+ acts as a Lewis acid.