Chemistry Magnetite is FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Helium Neon Xenon Argon Helium Neon Xenon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The enzyme that converts glucose to ethyl alcohol is : Diastase Invertase Zymase Maltase Diastase Invertase Zymase Maltase ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Sulphur dioxide Carbon dioxide Helium Nitrogen Sulphur dioxide Carbon dioxide Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Acrylic Polyolefin Polyamide Polyester Acrylic Polyolefin Polyamide Polyester ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Ozone Nitrogen Chlorine Oxygen Ozone Nitrogen Chlorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
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