What is iron ore consists of?
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What is Nutralication ?
At what temperature does mercury freeze ?
Explain the Hybridigation?
is urea addition affecting the COD (chemical oxygen demand) & BOD (Biological oxygen demand)level? why?
Why is eriochrome black t indicator cannot be used in this experiment?
Explain the Conversion of atmospheric Nitrogen to plant ?
What is the metal used to extract copper from the solution of copper sulphate?
What is polar hcl?
If you are given two liquids, which look like water, how can you, by two physical tests, prove which one of them may be water ?
What is Atomic weight?
What is Electrovalence?
which gas is used in preaparation of bit salt