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Subject: Chemistry, asked on 7/1/13

what are antifertility drugs ? and y do we need it ?

Subject: Chemistry, asked on 12/6/11

Which is the best working model for a chemistry exhibition based on chemistry in our life??

Subject: Chemistry, asked on 14/4/15

Q. What do you mean by "10 volume of H2O2 solution , 15 volume of H2O2 solution and 50 volume of H2O2 solution " ? Pleaase answer with full explanation and examples if possible.

Subject: Chemistry, asked on 9/10/14

please suggest good investigatory projects in biology and chemistry for class 12 (cbse)

Subject: Chemistry, asked on 5/7/10

What are biodegradable and non-biodegradable detergents? Give one example of each.

Subject: Chemistry, asked on 6/7/10

What are the main constituents of dettol?

Subject: Chemistry, asked on 17/1/12

 artificial rain is caused by spraying salts over clouds. explain?

Subject: Chemistry, asked on 5/11/13

Examples of Antifertility drugs

Subject: Chemistry, asked on 7/8/12

give some examples of cationic, anionic and non ionic detergents...!!!

Subject: Chemistry, asked on 30/10/12

detergents are non biodegradable while soaps are biodegradable comment?

Subject: Chemistry, asked on 7/12/10

why do soaps not work in hard water ?

Subject: Chemistry, asked on 29/12/14

study of effect of potassium bisulphite as food preservative under various condition

Subject: Chemistry, asked on 9/3/14

limited spectrum antibiotics? with eg.

Subject: Chemistry, asked on 26/12/13

For the project on preparation of soyabean milk and its comparison with soyabean milk, what are the observations for the following table? I need it as soon as possible. Thank you

Type of milk Beaker no. Temperature Quality of curd Taste of curd

Soya bean milk 1 30C

2 40C

3 50C

Buffalo milk 1 30C

2 40C

3 50C

Subject: Chemistry, asked on 24/9/13

what are the limitations of soap?

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