HA and HB are two strong monobasic acids.
25.0cm3 of 6.0 moldm-3 HA is mixed with 45.0 cm of 3.0 moldm-HB.
What is the H*(aq) concentration, in moldm-3, in the resulting solution?
A 1.9. C 4.1
B 2.1. D 4.5​