Chemistry Supersonic jet causes pollution by thinning of O 2 layer SO2 layer CO2 layer O3 layer O 2 layer SO2 layer CO2 layer O3 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Proton Electron Meson Neutrino Proton Electron Meson Neutrino ANSWER DOWNLOAD EXAMIANS APP
Chemistry The enzyme that converts glucose to ethyl alcohol is : Zymase Maltase Diastase Invertase Zymase Maltase Diastase Invertase ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Hydroxide Sodium Carbonate Sodium Monoxide Sodium Peroxide Sodium Hydroxide Sodium Carbonate Sodium Monoxide Sodium Peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 330 146 92 238 330 146 92 238 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of biogas is Acetic acid Methane Methyl alcohol Oxygen Acetic acid Methane Methyl alcohol Oxygen ANSWER DOWNLOAD EXAMIANS APP