Question

Hydrogen ion concentration of an acid is 1 x 10-2 mol/l. what is its pH?

Answer 1

HOPE IT MAY HELPS YOU DEAR FREIND

pH = -log[H+]

Where [H+] = Hydrogen ion concentration

In this case,

[H+] = 1 × 10^(-2) = 10^(-2)

log{10^(-2)} = -2

-log{10^(-2)} = -(-2) = 2

pH = -log{10^(-2)} = 2