Three drops of a 1.0 mol dm-3 solution of HCl was added to 20 cm3 of a solution of pH6.4. The pH of the resulting solution will be
-
A.
close to that of pure water -
B.
less than 6.4 -
C.
greater than 6.4 -
D.
unaltered
Correct Answer: Option B
Explanation
There is an explanation video available below.