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