Chemistry In an oxygen molecule, two atoms are united by Four bonds Two bonds One bond Three bonds Four bonds Two bonds One bond Three bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Calcium silicate and calcium aluminate Lime stone and silicon dioxide Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate Calcium silicate and calcium aluminate Lime stone and silicon dioxide Calcium aluminate and calcium ferrate Calcium silicate and calcium ferrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of Butane and propane Carbon monoxide and carbon dioxide Methane and ethylene Carbon dioxide and oxygen Butane and propane Carbon monoxide and carbon dioxide Methane and ethylene Carbon dioxide and oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry When water itself combines chemically with some element or mineral it is called Hydration Oxidation Carbonation Desilication Hydration Oxidation Carbonation Desilication ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Nitrogen Ozone Chlorine Oxygen Nitrogen Ozone Chlorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of skimming tank in sewage treatment is to remove Oil and fatty substances Suspended solids Gritty substances Inorganic substances Oil and fatty substances Suspended solids Gritty substances Inorganic substances ANSWER DOWNLOAD EXAMIANS APP
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