Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Galvanization Sulphonation Vulcanization Acceleration Galvanization Sulphonation Vulcanization Acceleration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Iron and cadmium Lead peroxide and lead Zinc and carbon Nickel and cadmium Iron and cadmium Lead peroxide and lead Zinc and carbon Nickel and cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is N2O3 N2O NO NO2 N2O3 N2O NO NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Carbon dioxide Ozone Methane Nitrogen Carbon dioxide Ozone Methane Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inherited traits of an organism are controlled by enzymes nucleotides DNA molecules RNA molecules enzymes nucleotides DNA molecules RNA molecules ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Passivation Corrosion Erosion Abrasion Passivation Corrosion Erosion Abrasion ANSWER DOWNLOAD EXAMIANS APP
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