std 11 gujrati ch 24 swdhyay full solution

In decinormal solution, CH_(3)COOH acid is ionised to the extent of 1.3% . If log 1.3 = 0.11, what is the pH of the solution?

A solution contains 1.2046 xx 10^(24) hydrochloric acid molecules in one dm^(3) of the solution. The strength of the solution is

Aqueous solution of HNO_(3),CH_(3),CH_(3)COOH , and CH_(3)COOK of identical concentrations are given. The pair (s) of the solution which may form a buffer upon mixing is (are):

500 ml of 2 M CH_(3)COOH solution is mixid with 600 ml 12 % w//v CH_(3)COOH solution then calculate the final molarity of solution.

4 gm NaOH is dissolved in 1 litre solution containing 1 mole CH_(3)COOH and 1 mole CH_(3)COONa . Calculate pH of resulant solution. ( K_(a) of CH_(3)COOH=1.8xx10^(-5) , log11=1.04 )

A solutions is 10 M in CH_(3)COONa and 1 M in CH_(3)COOH . If pK_(a) of CH_(3)COOH is 4.8 , what is the pH of the solution?

A solution is 10 M in CH_(3)COONa and 1 M in CH_(3)COOH . If pK_(a) of CH_(3)COOH is 4.8 , what is the pH of the solution?

a. Write an equilibriu equation for a solution containing CH_(3)COOH and CH_(3)COONa . What effect does CH_(3)COONa have on a solution of CH_(3)COOH ? b. What reagents should be added to a solution to increase i. [CH_(3)COO^(Theta)] ii. [overset(o+)NH_(4)]

The equalitative sketches I, II and III given below show the variation of surface tension with molar concentration of three diferent aqueous solutions of KCl, CH_(3)OH and CH_(3)(CH_(2))_(11)OSO_(3)^(-)Na^(+) at room temperature. The correct assignment of the sketches is

A solution contain 1.2046xx10^(24) hydrochloric acid molecules in one dm^(3) of the solution . The strength of the solution is