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

3167 Views

See similar Chemistry A Level tutors

Related Chemistry A Level answers

All answers ▸

What are the differences between covalent and ionic bonding?


What is a mole?


25cm3 of a 0.10moldm-3 solution of sodium hydroxide reacts exactly in a titration with 15cm3 HCl. What is the concentration of the hydrochloric acid?


Explain the resistance to bromination of benzene in comparison to phenol.


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