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Assertion (A ) : pH value of 0.1 M CH(3)...

Assertion `(A ) :` pH value of 0.1 M `CH_(3)COOH` is more than one.
Reason ` (R ) : CH_(3)COOH` is weakly ionised.

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Assertion (A): wedge^(@)._(eq(CH_(3)COOH)) cannote be determines experimentally. Reason (R) : CH_(3)COOH is a weak acid and DebyeHuckel Onsager equation cannot be used. Extrapolation method cannot be employed.

Assertion (A): The pH of an aqueous solution of CH_(3)COOH remains unchanged on the addition of CH_(3)COONa . Reason (R) : The pH of an aqueous solution of CH_(3)COOH remains unchanged on the addition of CH_(3)COONa . Reason (R) : The ionisation of CH_(3)COOH is supressed by the addition of CH_(3)COONa .

Calculate the pH of each of the following solution (i) 100 ml of 0.1 M CH_(3)COOH mixed with 100 ml of 0.1 M NaOH. (ii) 100 ml of 0.1 M CH_(3)COOH mixed with 50 ml of 0.1 m NaOH (iii) 50 ml of 0.1 M CH_(3)COOH mixed with 100 ml of 0.1 M NaOH. K_(a)(CH_(3)COOH)=1.8xx10^(-5)

The pH of a 0.1 M CH_(3)COOH which is 2% ionised in aqueous solution is

pK_(a) of CH_(3)COOH is 4.74 . The pH of 0.01 M CH_(3)COONa IS

The pH of 0.1 M solution of CH_(3)COOH if it ionizes to an extent of 1% is .