Arrange the following solutions in the decreasing order of pOHA) 0.01 M HCl B) 0.01 M NaOH C) 0.01 M CH3COONa D) 0.01 M NaCl

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B>D>C>A

A>C>D>B

A>D>C>B

B>C>D>A

answer is C.

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Detailed Solution

since conc. for all solutions same OH−order:- NaOH>CH3COONa>NaCl>HCl If OH−more, pOH is less pOH order:- HCl>NaCl>CH3COONa>NaOH

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