asked 46.5k views
5 votes
In the formation of alum, the initial filtration step is used to

A. Concentrate the aluminum hydroxide


B. Remove impurities that were in the aluminum foil


C. Remove impurities from the KOH

1 Answer

4 votes
B. Remove impurities that were in the aluminum foil
answered
User Just A Student
by
7.5k points