Boric acid is frequently used as an eyewash to treat eye infections.The pH of a 0.050 M boric acid solution is 5.28.What is the value of Ka?
A) 5.3 * 10-6
B) 5.5 *10-10
C) 5.4* 10-8
D) 5.8 * 10-4
E) 5.3* 10-12
Correct Answer:
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