Na\(_2\)CO\(_3\) + 2HCl \(\to\) 2NaCl + H\(_2\)O + CO\(_2\)
The indicator most suitable for this reaction should have a pH equal to
- 5
- 7
-
3
- 9
The correct answer is: C
Explanation
Methyl orange is the best indicator for the reaction with range 3.1 - 4.4.
There is an explanation video available .