Chemistry Number of6.023 × 1020 atoms present in one mole of a gas at STP is 6.023 × 1023 6.023 × 1020 '6.023 × 10–23 '6.023 × 10–20 6.023 × 1023 6.023 × 1020 '6.023 × 10–23 '6.023 × 10–20 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO2, H2S and NO2 CO2, NO2 and SO3 NO, SO3 and H2S CO, CO2 and SO2 CO2, H2S and NO2 CO2, NO2 and SO3 NO, SO3 and H2S CO, CO2 and SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Aluminium powder White lead Lead powder Silver powder Aluminium powder White lead Lead powder Silver powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry A polymeric substance used to make parachute is Cotton Viscose Terylene Rayon Cotton Viscose Terylene Rayon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Carbon dioxide Sulphur dioxide Nitrogen Helium Carbon dioxide Sulphur dioxide Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry In addition to hydrogen, the other abundant element present on Sun’s surface is Helium Argon Oxygen Neon Helium Argon Oxygen Neon ANSWER DOWNLOAD EXAMIANS APP
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