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Q. Name the various steps required for making water suitable for domestic use.
Ans. Treatment process for domestic use
S. No.
Process use for treatment
Impurities removed
1.
screening
Floating materials like sand, clay etc.
2.
Sedimentation with coagulation
Fine suspended inorganic matter
3.
Filtration
Colloidal impurities and larger organisms
4.
Disinfection
Pathogenic bacteria
5.
sedimentation
Suspended impurities like sand, clay etc.
The correct sequence of increasing covalent character is represented by: (1) LiCl 2 (2) BaCl 2 (3) NaCl 2
I want to know how to determine the acid insoluble ash of a flour sample with principle,procedure as well as calculations.
About vbt
#question:although CO is well known,why doesn''t SiO exist under normal conditions?
explain in long answer LAW OF CHEMICAL COMBINATION
A 4.00-g sample of iodine was reacted completely with excess bromine. The mass of the compound formed was 11.56-g. Determine the empirical formula.
can i have some reactions of p block elements such as in water,with oxygen,in acid etc...
introduction of chemical bond
Ratio scales It is also possible to record liking or acceptability using magnitude estimation scaling methods, but consumers may find it difficult to handle the concept of rat
Two element have electronegativity of 1.2 and 3.0. Bond formed between them would be: (1) Ionic (2) Polar covalent ( 3) Co-ordinate (4) Metallic A ns: Ionic
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