Chemistry Muddy water is treated with alum in purification process, itis termed as : Emulsification Absorption Coagulation Adsorption Emulsification Absorption Coagulation Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Carbon monoxide Methane Sulphur dioxide Carbon dioxide Carbon monoxide Methane Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of removing calcium and magnesium from hard water is known as Sedimentation Water softening Filtration Flocculation Sedimentation Water softening Filtration Flocculation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which emits from rice field is Ethane Nitrogen Methane All of these Ethane Nitrogen Methane All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 None of these N2 Both A and B O2 None of these N2 Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon Monoxide Ozone gas Methane Carbon dioxide Carbon Monoxide Ozone gas Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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