Chemistry The most abundant element in the human body is Nitrogen Carbon Iron Oxygen Nitrogen Carbon Iron Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Carbon Monoxide Carbon dioxide Ozone gas Methane Carbon Monoxide Carbon dioxide Ozone gas Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercially, sodium bicarbonate is known as Bleaching powder Washing soda Soda ash Baking soda Bleaching powder Washing soda Soda ash Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry The biogas used for cooking is a mixture of which of the following? Isobutane and propane 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 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Detergent Liquid soap Dilute acid Ordinary soap Detergent Liquid soap Dilute acid Ordinary soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO2 and CO CO and H2 CO2and H2 CO and H2O CO2 and CO CO and H2 CO2and H2 CO and H2O ANSWER DOWNLOAD EXAMIANS APP
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