What is Basicity of an acid ?
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Which element is liquid at ordinary temperature ?
What is the bluish white precipitate formed after adding ammonia solution?
What is Oxidation and Reduction?
When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason?? When a cool glass rod is suddenly heated, it cracks. Why?
Explain the Atomic Molecular Theory ?
Why is estimation of copper done at 620 nm wave length?
why all the concentration of chemical species are measured using water as solvent (for examole 1N NaOH means 40 g of NaOH in one litre of water)eventhough there are so many solvents available?
Explain the Element?
Why does a ball bounce ?
Why are leaves of trees green ?
What is Filtration ?
Explain about Graham?s law of Diffusion ?