What is the bluish white precipitate formed after adding ammonia solution?
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Why is sodium preserved in kerosene oil ?
Explain the Valency?
Why does the filament of an electric lamp glow, when current passes through it ?
Why does a ball bounce ?
State beer’s law.
What can you contribute to the company?
In winter, on a cold morning, the cement feels colder to the foot than a carpet. Why ?
Define Atom ?
What is Valency ?
Mention a few application of cod test in environmental engineering practice.
Why is sulphuric acid added during the preparation of standard fas solution?
Explain the Mixture?