From where the tin is obtained
From where the tin is obtained? Briefly illustrate it.
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The tin is obtained in different places. Tin is mainly found in the ore cassiterite that is found in the Bolivia, Malaysia, Thailand and Nigeria.
Elaborate a dipole moment?
arrange in decreasing order of basicity pi pyridine,pyridine,pyrrole, morphine
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density of water is 1g/mL.The concentration of water in mol/litre is
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