Problem- a 0093 m solution of a weak monoprotic acid is 22, Ask an Expert

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Problem- A 0.093 M solution of a weak monoprotic acid is 2.2% ionized at 25 degrees C. What is the acid-ionization constant, Ka, for this acid?

A) 2.2 * 10^-2

B) 9.3 * 10^-2

C) 2.0 * 10^-3

D) 4.8 * 10^-4

E) 4.6 * 10^-5

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