Chemistry The percentage of oxygen in air is approximately 1 0.78 0.01 0.21 1 0.78 0.01 0.21 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Inert gases are Miscible with water Chemically unreactive Chemically very active Not stable Miscible with water Chemically unreactive Chemically very active Not stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by Arsenic Lead Iron Mercury Arsenic Lead Iron Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Copper Tin Lead Zinc Copper Tin Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Ethylene glycol Propyl alcohol Ethanol Methanol Ethylene glycol Propyl alcohol Ethanol Methanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Chlorofluorocarbons Methane Carbon dioxide Nitrogen Chlorofluorocarbons Methane Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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