Chemical Industries

At least how many types of organisms inhabit the earth? The measure of the variety of organisms present in different ecosystems is called what? How many types of plants are known to biologists? Biological classification is a method by which whom divide orgnisms into groups and subgroups? Polyethene is prepared by the polymerization of Which gas is evolved when NaOH is heated with? NH3Cl NaHCO3 is nearly insoluble in the solution of NH4Cl at? The common name of sodium hydrogen carbonate is? Raw material for the preparation of stamp pad ink is?


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