Chemistry Electric bulbs are filled with : Nitrogen Argon Carbon dioxide Oxygen Nitrogen Argon Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by White ants Cockroaches Red ants Mosquitoes White ants Cockroaches Red ants Mosquitoes ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Ten million Two million Half a million One million Ten million Two million Half a million One million ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum consists of a mixture of Carbides Carbonates Hydrocarbons Carbohydrates Carbides Carbonates Hydrocarbons Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Helium Neon Argon Krypton Helium Neon Argon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of O 2 layer SO2 layer O3 layer CO2 layer O 2 layer SO2 layer O3 layer CO2 layer ANSWER DOWNLOAD EXAMIANS APP
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