Chemistry Photo chemical smog is a resultant of the reaction among High concentration of NO2, O3, and CO in the evening NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature CO, O2 and peroxy acetyl nitrate in the presence of Sunlight High concentration of NO2, O3, and CO in the evening NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature CO, O2 and peroxy acetyl nitrate in the presence of Sunlight ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand and sodium carbonate Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate Sand and sodium bicarbonate Sand Sand and potassium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Magnesium Calcium, Magnesium Sodium, Potassium Sodium, Calcium Sodium, Magnesium Calcium, Magnesium Sodium, Potassium Sodium, Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 39400 kJ/kg 12600 kJ/kg 14600 kJ/kg 47000 kJ/kg 39400 kJ/kg 12600 kJ/kg 14600 kJ/kg 47000 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular formula of phosphorous is P1 P3 P2 P4 P1 P3 P2 P4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Fire-fighting clothes' are made from Mica Steatite Talc Asbestos Mica Steatite Talc Asbestos ANSWER DOWNLOAD EXAMIANS APP