Bymcqsfactory Chemical Engineering Mcqs The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be _________ times?A. 1/2B. 4C. √2D. 1/4
Which one of the following is used as a disinfectant in water treatment?Updated on January 8, 2026|Posted in Everyday Science Mcqs
Recording of brain waves from outer surface of head is called?Updated on January 9, 2026|Posted in Everyday Science Mcqs
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In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as _________?Updated on January 9, 2026|Posted in Everyday Science Mcqs
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