Chemistry Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of Open system Closed system Isothermal system Isobaric system Open system Closed system Isothermal system Isobaric system ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration Ion exchange process Chlorination Lime soda process or manganese zeolite process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodide Potassium iodate Iodine Sodium iodide Potassium iodide Potassium iodate Iodine Sodium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium sulphate Calcium ammonium nitrate Ammonium sulphate Potassium nitrate Calcium sulphate Calcium ammonium nitrate Ammonium sulphate Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Disinfect the sewage Remove suspended solids Aerate the sewage Remove water content Disinfect the sewage Remove suspended solids Aerate the sewage Remove water content ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following coal contains 90 per cent of carbon? Anthracite Bitumen Peat Lignite Anthracite Bitumen Peat Lignite ANSWER DOWNLOAD EXAMIANS APP
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