why the pH scale range is 0-14?
What is meant by transmittance?
What is the monomer of polyethene?
Explain the Compound?
Why is the bottom of a kettle blackened and top polished?
Why can?t the meat and dal( pulses ) be cooled well on the top of high mountains ?
How is the measurement of ph made?
What is glacial acetic acid?
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
What is Distillation ?
What is chemical oxygen demand?
what is the equation for iodine and starch when they are combined?
What can you contribute to the company?