Chemistry Which one of the following is a micro-element ? Nitrogen Chlorine Oxygen Hydrogen Nitrogen Chlorine Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry In ice, the number of hydrogen bonds per water molecule is 8 2 4 1 8 2 4 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Acetylene Ethane Butane Methane Acetylene Ethane Butane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon Monoxide Carbon dioxide Methane Ozone gas Carbon Monoxide Carbon dioxide Methane Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat energy produced when the human body metabolises 1 gram of fat is 30 KJ 1 KJ 29 KJ 39 KJ 30 KJ 1 KJ 29 KJ 39 KJ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
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