Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Phosphoric acid Acetic acid Formic acid Hydrochloric acid Phosphoric acid Acetic acid Formic acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Carbonates absorbed from soil Water Carbon dioxide Oxides of minerals Carbonates absorbed from soil Water Carbon dioxide Oxides of minerals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isobars Isomers Isotopes Isotones Isobars Isomers Isotopes Isotones ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is pure matter ? Iron Brass Carbon–dioxide Air Iron Brass Carbon–dioxide Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen dioxide Nitrogen Nitric acid Ammonia Nitrogen dioxide Nitrogen Nitric acid Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Ultra pure carbon Silicon Beryllium Tantalum Ultra pure carbon Silicon Beryllium Tantalum ANSWER DOWNLOAD EXAMIANS APP
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