Chemistry The biogas used for cooking is a mixture of which of the following? Methane and carbon monoxide Carbon dioxide and oxygen Methane and carbon dioxide Isobutane and propane Methane and carbon monoxide Carbon dioxide and oxygen Methane and carbon dioxide Isobutane and propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Chlorine Hydrogen Nitrogen Oxygen Chlorine Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by the pollution of environment by Carbon dioxide and Nitrogen Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Nitrous oxide and Sulphur dioxide Carbon dioxide and Nitrogen Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Nitrous oxide and Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements in the modern Periodic table are arranged according to their Neutron number Atomic number Atomic Weight Mass number Neutron number Atomic number Atomic Weight Mass number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muddy water is treated with alum in purification process, itis termed as : Emulsification Adsorption Coagulation Absorption Emulsification Adsorption Coagulation Absorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas contains mainly : Methane Ethylene Propylene Acetylene Methane Ethylene Propylene Acetylene ANSWER DOWNLOAD EXAMIANS APP
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