A salt M₂X₃ dissolves in water such that its solubility is x g. mole/litre. Its Ksp is

Calculate the amount of NH4Cl in grams required to be dissolved in 500 ml water to have pH = 4.5 [kb

Which of the following has pH is equal to near about one

Calculate the pH of aqueous solution of 1.0 M HCOONH4 assuming complete dissociation (pKa of HCOOH =

What amount of sodium propanoate should be added to one litre of an aqueous solution containing 0.02

The dissociation constant of weak acid HA is 4.9×10–8. After making the necessary approximations . C