Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

Why is alum added to purify water ?

Answer Posted / aman

On allowing water to stand in big tanks, there are some light
suspended impurities which don't settle down by itself.Then, alum is being bubbled which make these impurities heavier and settle down at the bottom.

Is This Answer Correct ?    7 Yes 3 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why is ammonia-ammonium chloride buffer added?

1218


What is modern definition(iupac) of ph?

1287


What is the chemical composition of fat in human body?

1171


How are pka and strength of a weak acid related?

1094


Why is ammonia solution added while preparing edta solution?

1436


Explain the structure of a dna molecule?

1131


What are the advantages of potentiometric titration?

1154


Why do you require laboratory temperature for viscosity determination?

1192


Explain extraction of ephedrine from a mineral block?

1107


What is the min constitutes of haematite ore?

1142


What is the resulting solution when benzene and toluene are mixed ?

1082


What is the difference between volumetric solutions and test solutions

3263


Why USP put two methods for tapped density? When I should use each one?

3186


SET Examination Previous Questions

3740


What are constituents of brass?

1278