Question

Calculate the pH of lemon juice to three significant figures, with a hydrogen ion concentration of

2.12 x 10^-3 mol dm^-3

Answer 1

pH = - log [2.12 x 10^-3]

what is the log of 2.22 x 10^-3]

Take the opposite of that,

That is the pH, now, just make certain you use the correct significant figures.

Step-by-step explanation: