alleryStart learning →A solution has [H3O+] of 1 x 10^-9 M. Its [OH-] and nature are
A10^-5 M, basic
B10^-9 M, neutral
C10^-5 M, acidic
D10^-14 M, basic
Answer & Solution
Correct answer: A. 10^-5 M, basic
[OH-] = Kw/[H3O+] = 10^-5 M, which exceeds 10^-7, so the solution is basic.
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