# chemistry

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The pH of a .10M HOBr solution is 4.8

1. What is [H+] in that solution?
2. What is [OBr-]? What is [HOBr]? (where do the H+ and OBr ions come from?)
3. what is the value of Ka for HOBr? what is the value for pKa?

• chemistry -

1. 1.58x10^-5 M

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