Chemistry Acid rain' is caused due to air - pollution by Nitrous oxide and sulphur dioxide Carbon dioxide Carbon monoxide Methane Nitrous oxide and sulphur dioxide Carbon dioxide Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Molybdenum Mercury Manganese Lead Molybdenum Mercury Manganese Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is usually a mixture of : Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate Lime stone and silicon dioxide Calcium silicate and calcium aluminate Calcium silicate and calcium ferrate Calcium aluminate and calcium ferrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/4 1/8 1/6 1/3 1/4 1/8 1/6 1/3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed Hydrogen Bomb? J. Robert Oppen Heimer Samuel Cohen Edward Teller Wernher Von Braun J. Robert Oppen Heimer Samuel Cohen Edward Teller Wernher Von Braun ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is H2CO3 - CO32- CH3COOH - CH3COO- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 H2CO3 - CO32- CH3COOH - CH3COO- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 ANSWER DOWNLOAD EXAMIANS APP