Calculate the PH of 32 mmol of HCl in 75cm^3 solution. Assume HCl fully dissociates.

32 mmol = 0.032 mol

75cm= 0.075dm3

n = c x v    so   c = n / v

c = 0.032mol/0.075 dm3 = 0.426moldm-3

pH = -log[H+]

pH = -log(0.426) = 0.37 (no units)

AP
Answered by Annabelle P. Chemistry tutor

3152 Views

See similar Chemistry A Level tutors

Related Chemistry A Level answers

All answers ▸

What happens when some alkali is added to a buffer solution?


2-chloropropanoic acid has a Ka of 1.48E-3. Write an expression for Ka and hence or otherwise, calculate the pH of a 0.35M solution of 2-chloropropanoic acid


If you could give your best revision tip for exam preparation what would it be?


Write a balanced equation for the oxidation of Iron from the 2+ oxidation state to the 3+ oxidation state using the manganate ion.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning