Chemistry Most poisonous pollutant in water is Zinc Detergent Arsenic Phosphate Zinc Detergent Arsenic Phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The strongest acid of the following is O-nitrophenol P-chlorophenol P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol P-nitrophenol M-nitrophenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following commonly used materials, the one that is not an alloy is Brass Steel Bronze Copper Brass Steel Bronze Copper ANSWER DOWNLOAD EXAMIANS APP
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 Diamond is harder than graphite because of : Difference of crystalline structures Tetrahedral structure of diamond Difference in layers of atoms None of these Difference of crystalline structures Tetrahedral structure of diamond Difference in layers of atoms None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of natural gas is Methane Ethane Butane Propane Methane Ethane Butane Propane ANSWER DOWNLOAD EXAMIANS APP
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