Chemistry One of the following is used to dissolve noble metals. That is Aqua ragia Sulphuric acid Hydrochloric acid Nitric acid Aqua ragia Sulphuric acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 proton only 1 electron only 1 neutron only 1 proton + 2 neutron 1 proton only 1 electron only 1 neutron only 1 proton + 2 neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen which is vital for life is a product of photosynthesis and comes from Water Carbonates from soil Oxides of mineral elements Carbon dioxide Water Carbonates from soil Oxides of mineral elements Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Lighter than nitrogen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen Lighter than nitrogen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Readily miscible with oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Curd is sour due to presenceof Tartaric acid Oxalic acid Lactic acid Acetic acid Tartaric acid Oxalic acid Lactic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
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