Chemistry The mineral containing both magnesium and calcium is dolomite magnesite calcite carnallite dolomite magnesite calcite carnallite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal does not give H2 on treatment with dilute HCL is Ca Ag Zn Fe Ca Ag Zn Fe ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 0.5 gram of molecule 5 gram of molecule 1 gram of molecule 10 gram of molecule 0.5 gram of molecule 5 gram of molecule 1 gram of molecule 10 gram of molecule ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most extensive, commercially useful source of thorium as monazite sand occurs in India at Orissa coast Gujarat coast Travancore coast West Bengal coast Orissa coast Gujarat coast Travancore coast West Bengal coast ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main active constituent of tea and coffee is nicotine chlorophyll aspirin caffeine nicotine chlorophyll aspirin caffeine ANSWER DOWNLOAD EXAMIANS APP