plz ans

Asked by tangocharliee | 23rd Nov, 2009, 10:43: PM

Expert Answer:

Alum is both a specific  chemical compound and a class of chemical compounds. The specific compound is the hydrated aluminium potassium sulfate with the formula KAl(SO4)2.12H2O. The wider class of compounds known as alums have the related stoichiometry, AB(SO4)2.12H2O. Thus value of x would be 2

Answered by  | 24th Nov, 2009, 09:49: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.