Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Argon Helium Neon Nitrogen Argon Helium Neon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Nickel Tin Copper Zinc Nickel Tin Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in the manufacture of lead pencil is Graphite Lead Carbon Mica Graphite Lead Carbon Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Methane Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Lead Lead sulphide Ferrous sulphide Graphite Lead Lead sulphide Ferrous sulphide Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium can be purified by Oxidation Ozonolysis Distillation Electrolysis Oxidation Ozonolysis Distillation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
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