MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryIonic equilibriumSelf-ionization of Water

10–6 M NaOH is diluted by 100 times. The pH of diluted base is

A.Between 6 and 7

B.Between 10 and 11

C.Between 7 and 8✓ Correct

D.Between 5 and 6.

Explanation

From the given conditions, we know that- 6 6 8 10 After dilution, solution G = iv 0 en, = [ has 1 /100 1 O 0 H ] IONIC EQUILIBRIUM 39 8 7 7 Total 10 10 pOH log 1.1 10 pOH 7 0.041 6.95 pH pOH 14 pH 14 6.95 7.05 [OH ] ( ) x Buffer Solutions

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