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

3215 Views

See similar Chemistry A Level tutors

Related Chemistry A Level answers

All answers ▸

What chemical test can be used to differentiate between alkenes and alkanes. Describe and explain the results.


Give the molecular formula of benzene. Give the Kekule structure of benzene and then explain why this structure is not correct. Give the accepted structure for benzene (5 marks).


Why do first ionisation energies decrease down a group but increase across a period?


What reaction occurs when benzene is mixed with equal amounts of sulphuric and nitric acid?


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