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