Chemistry Domestic cooking gas consists mostly of Ethylene and carbon monoxide Methane and ethane Hydrogen and acetylene Liquified butane and isobutane Ethylene and carbon monoxide Methane and ethane Hydrogen and acetylene Liquified butane and isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrogen dioxide Oxygen Nitrous oxide Coloured impurities Nitrogen dioxide Oxygen Nitrous oxide Coloured impurities ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Natural gas Agricultural waste Dried dung Sun Natural gas Agricultural waste Dried dung Sun ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Al2O3 CaO Na2O + K2O CaSO4, 2H2O Al2O3 CaO Na2O + K2O CaSO4, 2H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Acetone Acetic acid Acetophenone Phenyl acetate Acetone Acetic acid Acetophenone Phenyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Methane Butane Isobutane Carbon dioxide Methane Butane Isobutane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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