Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. H2SO4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Thallium Caesium Silicon Tin Thallium Caesium Silicon Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 CO, CO2 and SO2 CO2, H2S and NO2 NO, SO3 and H2S CO2, NO2 and SO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Natural gas Geothermal powder Uranium Coal Natural gas Geothermal powder Uranium Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat required to raise the temperature of body by 1 K is called water equivalent None of these thermal capacity specific heat water equivalent None of these thermal capacity specific heat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium bicarbonate is commercially known as Baking soda Washing soda Soda lime Caustic soda Baking soda Washing soda Soda lime Caustic soda ANSWER DOWNLOAD EXAMIANS APP