Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Ozone Nitrogen Carbon dioxide Methane Ozone Nitrogen Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic soda Sodium hydroxide Soda ash Caustic potash Caustic soda Sodium hydroxide Soda ash Caustic potash ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Methane and carbon dioxide Carbon dioxide and oxygen Methane and carbon monoxide Isobutane and propane Methane and carbon dioxide Carbon dioxide and oxygen Methane and carbon monoxide Isobutane and propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Soaps give lather with only soft water Detergents are soluble in water Detergents give lather even with hard water Detergents could not give much lather Soaps give lather with only soft water Detergents are soluble in water Detergents give lather even with hard water Detergents could not give much lather ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Water Carbon di–oxide Nitrogen Air Water Carbon di–oxide Nitrogen Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Zinc Mercury Platinum Lead Zinc Mercury Platinum Lead ANSWER DOWNLOAD EXAMIANS APP