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

Explain how buffer works?

1084


What is the role of stannous chloride?

1361


What is the role of mercuric sulphate?

1056


What is the prime constituents of cement?

1229


Mention a few important criteria for satisfactory colorimetric analysis.

1520


What are the electrodes used in the measurement of ph for the determination of pka?

1278


What is a cell?

1126


What is the difference between fractionation and distillation?

1099


why do hard water never produce foam when a soap is dissolved?

1024


What is pka of acid?

1145


What is the application of hardness date in environmental engineering practice?

1384


Which of the above conductivity measured during conductometric titration?

1043


What is viscosity-coefficient of a liquid?

1397


Why do you require laboratory temperature for viscosity determination?

1124


Why graphite rod is used in nuclear reactor?

1010