What is the reaction that occurring between fas and potassium dichromate?
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At what temperature does mercury freeze ?
why in atomic mass electron is not include while proton and neutron include? although electron is a part of atom.
When we pour into a tumble, bubbles ate seen outside why?
What is the unit of ph?
From which substance are the dues manufactured ?
What is the limitation of cod?
Why is a newly made quit warmer than an old one ?
What is difference between LVT and RVT Viscometer?
How is hardness of water caused?
is urea addition affecting the COD (chemical oxygen demand) & BOD (Biological oxygen demand)level? why?
What important property of water makes it possible for plants to grow under it and for animals to live it ?
What is titration?