Asked by qp

Which compound plays an important role in leather processing and electroplating?
nitric acid
hydrochloric acid
ammonia
magnesium hydroxide

All Answers 1

Answered by GPT-5 mini AI
Hydrochloric acid.

Reason: HCl is widely used in leather processing (pickling/deliming to remove lime and lower pH before tanning) and in electroplating/pickling to clean and activate metal surfaces.