Chemistry The gas that usually causes explosions in coal mines is Carbon monoxide Hydrogen Methane Air Carbon monoxide Hydrogen Methane Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Ammonia Urea Uric Acid Ammonium Nitrate Ammonia Urea Uric Acid Ammonium Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ? Landfills All listed here Incineration Pyrolysis and Gasification Landfills All listed here Incineration Pyrolysis and Gasification ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metals got their name because compared to other atoms they have Higher atomic radii Higher atomic numbers Higher densities Higher atomic masses Higher atomic radii Higher atomic numbers Higher densities Higher atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is metamerism functional group isomerism positional isomerism chain isomerism metamerism functional group isomerism positional isomerism chain isomerism ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air Air exerts an upward force on the balloon ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS