Chemistry The first metal used by man was bronze iron copper gold bronze iron copper gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of skimming tank in sewage treatment is to remove Gritty substances Suspended solids Inorganic substances Oil and fatty substances Gritty substances Suspended solids Inorganic substances Oil and fatty substances ANSWER DOWNLOAD EXAMIANS APP
Chemistry Where does the oxygen that keeps us alive come from? Carbonates absorbed from soil Water Oxides of minerals Carbon dioxide Carbonates absorbed from soil Water Oxides of minerals Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecule which has the highest percentage of ionic character among the following is HF HBr HI HCI HF HBr HI HCI ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following vegetable oils is used in the manufacture of paints? Cottonseed oil Linseed oil Palm oil Sunflower oil Cottonseed oil Linseed oil Palm oil Sunflower oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muscle fatigue is caused by the accumulation of : Uric acid Oxalacetic acid Pyruvic acid Lactic acid Uric acid Oxalacetic acid Pyruvic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP