How can fresh water be made from salt water ?

3 Answers  

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Why is alum added to purify water ?

2 Answers  

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In winter, on a cold morning, the cement feels colder to the foot than a carpet. Why ?

1 Answers  

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What is the reaction that occurring between fas and potassium dichromate?

0 Answers  

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However ozone is heavier than oxygen still ozone is up there in sky why?

0 Answers  

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i pass my B.Sc. in 1999(chemistry. i dont understand what study after bsc. i am an average student.After my Bsc i joint my brother factory and i work there as a production, QC and electrical testing for Oil. i try to another job but my exprince not match my education co u tale me what i do.

2 Answers   Biocon,

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What is a potentiometer titration?

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Why is clinical thermometer used in preference to and ordinary Fahrenheit thermometer ?

1 Answers  

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Explain the difference between the Metals and Metallurgy ?

2 Answers  

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What is molar conductivity?

0 Answers  

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Explain about Match Industry ?

1 Answers  

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Of what substance are lead pencils made ?

2 Answers  

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