Chemistry Hard water and soft water can be distinguished by using Dilute acid Ordinary soap Detergent Liquid soap Dilute acid Ordinary soap Detergent Liquid soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Remove water content Aerate the sewage Remove suspended solids Disinfect the sewage Remove water content Aerate the sewage Remove suspended solids Disinfect the sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The aqueous solution of potassium chloride is A weak electrolyte A non-electrolyte Initially weak and then become a strong electrolyte A strong electrolyte A weak electrolyte A non-electrolyte Initially weak and then become a strong electrolyte A strong electrolyte ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are Dry Ice (Frozen CO2) Silver Iodide (Ag I) Sodium Chloride (NaCl) All of these Dry Ice (Frozen CO2) Silver Iodide (Ag I) Sodium Chloride (NaCl) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive halogen Iodine Fluorine Bromine Chlorine Iodine Fluorine Bromine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Fire-fighting clothes' are made from Steatite Talc Mica Asbestos Steatite Talc Mica Asbestos ANSWER DOWNLOAD EXAMIANS APP