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Which is the weakest acid ?...

Which is the weakest acid ?

A

ascorbic acid `(K_a=8.0xx10^(-5))`

B

boric acid `(K_a=5.8xx10^(-10))`

C

butyric acid `(K_a=1.5xx10^(-5))`

D

hydrocyanic acid `(K_a=4.9xx10^(-10))`

Text Solution

Verified by Experts

The correct Answer is:
d
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  10. In a solution of formic acid (Ka=1.7xx10^(-4)), the [H^+] =2.3xx10^(-3...

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  15. Calculate the [H^+] in a 0.25 M solution of methylamine, CH3NH2(Kb=4.4...

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  16. What is the [H^+] in a solution in which [HA]=4.0xx10^(-2) and [A^-]=2...

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  17. What is the [H^+] in a 0.10 N solution of ascorbic acid, C6H8O6?

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  18. The degree of hydrolysis of 0.1 M solution of conjugate base of HA is ...

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