A 85 $\times$ 10^-3 M Solution of a Weak Acid Is 4

question 131

Multiple Choice

A 8.5 $\times$ 10^-3 M solution of a weak acid is 4.6% dissociated at 25°C.In a 8.5 $\times$ 10^-4 M solution,the percentage of dissociation would be

• A)the same
• B)> 4.6%
• C)< 4.6%
• D)zero
• E)need to know the K_a of the acid to answer this

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