20. If the ionization constant of water, Kw, at 40℃ is60f90d9b43df8.jpg, then what is the hydronium ion concentration for a neutral solution?
(A)60f90e26cf5df.jpg
(B)60f90e50c22bb.jpg
(C)60f90e82cf5c7.jpg
(D)60f90eac62dee.jpg

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統計: A(1), B(0), C(5), D(1), E(0) #2740081

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