Std 8 gujarati ch 9 swadhyaypothi solution

What is the molarity of a saturated solution of CaCO_(3) ? (K_(sp)=2.8xx10^(-9))

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 solution is 1M in CH_(3)COONa . and 0.1M 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)]

If it is given that x=9 is a solution of the equation ln(x^(2)+15a^(2))-ln(a-2)=ln((8ax)/(a-2)) then