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The pH of 0.1M solution of the following...

The `pH` of `0.1M` solution of the following salts decreases in the order

A

`NaCl lt NH_(4)Cllt NaCNlt HCl`

B

`HCl lt NH_(4)Cllt NaCl lt NaCN`

C

`NaCN lt NH_(4)Cl lt NaCl lt HCl`

D

`HCllt NaCllt NaCNlt NH_(4)Cl`

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