The ph of the solution is 3.12 calculate the concentration of `H_3O^+` ions​

The pH of a sample of vinegar is 3.76 , Calculate the concentration of hydrogen ion in it.

pH of a solution is 5. Its hydroxyl ion concentration is

The solution with the lowest concentration of H^(+) ion is

The solubility of Sr(OH)_(2) at 298 K is 19.23 g L^(-1) of solution. Calculate the concentrations cf strontium and hydroxyl ions and the pH of the solution.