Chemistry The highest volume of gases in lower atmosphere is comprised of Carbon dioxide Nitrogen Hydrogen Oxygen Carbon dioxide Nitrogen Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is less reactive than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is less reactive than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a spoon is to be electroplated with nickel the spoon is Dipped in a nickel sulphate solution Coated with nickel sulphate and dried Made anode and a pure nickel rod, the cathode Made cathode and a pure nickel red, the anode Dipped in a nickel sulphate solution Coated with nickel sulphate and dried Made anode and a pure nickel rod, the cathode Made cathode and a pure nickel red, the anode ANSWER DOWNLOAD EXAMIANS APP
Chemistry For extinguishing fire, we use Marsh gas Carbon Monoxide Hydrogen Carbon Dioxide Marsh gas Carbon Monoxide Hydrogen Carbon Dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following phenomenon is considered responsible for Global Warming? Trade winds Fire in coal mines Dry farming Greenhouse effect Trade winds Fire in coal mines Dry farming Greenhouse effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 50 500 100 200 50 500 100 200 ANSWER DOWNLOAD EXAMIANS APP
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