Chemistry In drinking water supply, which of the following treatments is not involved Softening Disinfection Coagulation Sedimentation Softening Disinfection Coagulation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Nitrous oxide Carbon dioxide Methane Chlorofluorocarbons Nitrous oxide Carbon dioxide Methane Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Starch water Sweet water Salt water Pure water Starch water Sweet water Salt water Pure water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which mineral is the ore of aluminium ? Siderite Bauxite Magnetite Haematite Siderite Bauxite Magnetite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gunpowder consits of a mixture of Sand and TNT TNT and charcoal Sulphur, sand and charcoal Nitre, sulphur and charcoal Sand and TNT TNT and charcoal Sulphur, sand and charcoal Nitre, sulphur and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Styrene Acetylene Ethylene Methane Styrene Acetylene Ethylene Methane ANSWER DOWNLOAD EXAMIANS APP
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