1.

If the \[pH\] of a solution is 4.0 at \[{{25}^{o}}C,\] its \[pOH\] would be \[({{K}_{w}}={{10}^{-14}})\]         [MP PMT 1989]

A.                 4.0         
B.                 6.0
C.                 8.0         
D.                 10.0
Answer» E.


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