Chemistry Hard water and soft water can be distinguished by using Ordinary soap Detergent Dilute acid Liquid soap Ordinary soap Detergent Dilute acid Liquid soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which method will be employed to test the hardness of water? Distillation Formation of lather with soap Boiling None of these Distillation Formation of lather with soap Boiling None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water is Tap water Rain water Ground water Distilled water Tap water Rain water Ground water Distilled water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Sodium carbonate Alum Lime Potassium Permangante Sodium carbonate Alum Lime Potassium Permangante ANSWER DOWNLOAD EXAMIANS APP