Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Nitrogen Methane Carbon dioxide Ozone Nitrogen Methane Carbon dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Pollutant gas, present in air Suspended solid particles in air Microbes, present in air Green house gas present in air Pollutant gas, present in air Suspended solid particles in air Microbes, present in air Green house gas present in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Polymerisation Dissociation of water Hydration and dissociation of water Dehydration Polymerisation Dissociation of water Hydration and dissociation of water Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Nitrogen Water Carbon di–oxide Air Nitrogen Water Carbon di–oxide Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound that has the least value for octane number is : Iso-octane 2,2-dimethyl hexane N-heptane 2-methyl heptane Iso-octane 2,2-dimethyl hexane N-heptane 2-methyl heptane ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Nitrogen Hydrogen Helium Argon Nitrogen Hydrogen Helium Argon ANSWER DOWNLOAD EXAMIANS APP