What is the tolerable concentration of `F^(-)` ions in water ?

What is the concentration of CN^(-) ions in a solution with 0.1 M HCl and 0.01 M HCN where K_a of HCN is 10 ^(-6) ?

A 500g tooth paste sample has 0.2g fluoride concentration. The concentration of F^(-) ion in terms of ppm level is 100 xx X. What is the value of X ?

The concentration of H^+ ions in a solution whose pH is 8

What is an ion?

What effect does the concentration of H^(+) (aq) ions have on the nature of the solution?

The average concentration of Na^(+) ion in human body serum is 3 to 4 gm per litre. The molarity of Na^(+) ion is about

K_(sp) of a salt , having the general formula MX_2 in water 4xx10^(-12) The concentration of M^(2+) ions in the aqueous solution of the salt is

The ionization constant of phenol is 1.0xx10^(-10) . What is the concentration of phenolate ion in 0.05M solution of phenol? What will be its degree of ionization if the solution is also 0.01M in sodium phenolate ?

pK_a of pure water at certain temperature is 13.4. What is the hydronium ion concentration of water at that temperature ?