Which one of the following is a buffer solution ?

Related Mcqs:

AgCl dissolved with conc (2×10-2) Ksp will be__________________?

A. 3.6 x 10-6 B. 3.6 x 10-5 C. 7.2 x 10-6 D. 4 x 10-4...

For a reaction involving only gases at 25?C the equilibrium constant can be expressed in terms of molarity Ke or partial pressure Kp. Which is true about the numerical value of Kp ?

A. Kc is generally greaer than Kp B. Kc is generally less than Kp C. Kc is generally equal to Kp D. Kc is equal to Kp if the total moles of reactants and products are equal...

Which one of the following aqueous solutions will be basic ?

A. NaCI B. Na2SO4 C. Na2CO3 D. FeCl3...

Conjugated base of a weak acid is_________________?

A. weak B. strong C. moderately weak D. unstable...

Sodium benzoate and benzoic acid are mixed in equimolar ration to form buffer if pKa is 2 what will be the pH ?

A. 0 B. 1 C. 2 D. any one...