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Nucleons are

(a) neutrons and electrons (b) Protons and neutrons (c) Protons and electrons (d) Protons, electrons and neutrons Nucleons are protons and... View Article

What is gold number

The minimum amount of protective colloid in mg which is just sufficient to prevent the coagulation of 10 ml of given gold solution when 1 ml of... View Article

BOD stands for

BOD stands for Biochemical Oxygen Demand. The amount of oxygen required by bacteria to break down the organic matter present in a certain volume... View Article