Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sewage Scum Sludge Sewer Sewage Scum Sludge Sewer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main component of liquid bleach is: Sodium chloride Hydrochloric acid Sodium hypochlorite Sodium hypochlorate Sodium chloride Hydrochloric acid Sodium hypochlorite Sodium hypochlorate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lightest gas which is non-inflammable is Helium Hydrogen Oxygen Nitrogen Helium Hydrogen Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural polymer? Polythene Bakelite Nylon Starch Polythene Bakelite Nylon Starch ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Pesticide Disinfectant Insecticide Fertiliser Pesticide Disinfectant Insecticide Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acids serves as an electrolyte in a lead storage battery? Hydrochloric acid Nitric acid Sulphuric acid Lactic acid Hydrochloric acid Nitric acid Sulphuric acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
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