What is mole?
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Explain the Chemical Manures ?
Explain about Graham?s law of Diffusion ?
What is Basicity of an acid ?
What is the difference between hard and soft water ?
Why is mercuric chloride added?
Why is sulphuric acid added during the preparation of standard fas solution?
How is librated iodine estimated?
What is produced, when carbon is burnt ?
Give the others form of iron ore.
Why is sodium preserved in kerosene oil ?
is urea addition affecting the COD (chemical oxygen demand) & BOD (Biological oxygen demand)level? why?
Explain about Match Industry ?