Chemistry Which of the following laser types is used in a laser printer? Gas laser Excimer laser Dye laser Semiconductor laser Gas laser Excimer laser Dye laser Semiconductor laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Acid Plants Domestic sewage Wood burning Paints Acid Plants Domestic sewage Wood burning Paints ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacturing of iron from iron ore involves the process of Reduction Oxidation Fractional distillation Electrolysis Reduction Oxidation Fractional distillation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Zinc Copper Tin Nickel Zinc Copper Tin Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Robert Boyle John Dalton Democritus Antoine Lavoisier Robert Boyle John Dalton Democritus Antoine Lavoisier ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main component of liquid bleach is: Sodium hypochlorite Hydrochloric acid Sodium hypochlorate Sodium chloride Sodium hypochlorite Hydrochloric acid Sodium hypochlorate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
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