In the diazotisation of aniline with sodium nitrate and hydrochloric acid, an excess of hydrochloric acid is used primarily to:

In the diazotisation of aniline with sodium nitrate and hydrochloric a

1.	In the diazotisation of aniline with sodium nitrate and hydrochloric acid, an excess of hydrochloric acid is used primarily to:
Answer» SUPPRESS the CONCENTRATION of free aniline available for coupling supress HYDROLYSIS of phenol insure a stoichiometric amount of NITROUS acid neutralize the base liberated. Solution :N//A