Chemistry Which of the following has pH value 7? Pure Water H2SO4 HCl Sodium Carbonate Pure Water H2SO4 HCl Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When water itself combines chemically with some element or mineral it is called Oxidation Hydration Carbonation Desilication Oxidation Hydration Carbonation Desilication ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Algae Arsenic Dust Bacteria Algae Arsenic Dust Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Iodine Argon Vanadium Sulphur Iodine Argon Vanadium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in River water Rain water Distilled water Sea water River water Rain water Distilled water Sea water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which method will be employed to test the hardness of water? None of these Formation of lather with soap Distillation Boiling None of these Formation of lather with soap Distillation Boiling ANSWER DOWNLOAD EXAMIANS APP
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