Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Helium Nitrogen Argon Hydrogen Helium Nitrogen Argon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the simplest aromatic hydrocarbon Chloride Aspirin Benzene Picric acid Chloride Aspirin Benzene Picric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Nitrogen Carbon Hydrogen Oxygen Nitrogen Carbon Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Limestone and graphite Clay and graphite Chalk and graphite Limestone and clay Limestone and graphite Clay and graphite Chalk and graphite Limestone and clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Greenhouse effect Trade winds Dry farming Fire in coal mines Greenhouse effect Trade winds Dry farming Fire in coal mines ANSWER DOWNLOAD EXAMIANS APP
Chemistry For extinguishing fire, we use Carbon Monoxide Carbon Dioxide Hydrogen Marsh gas Carbon Monoxide Carbon Dioxide Hydrogen Marsh gas ANSWER DOWNLOAD EXAMIANS APP