Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Argon Krypton Neon Helium Argon Krypton Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Propane Methane Butane Ethane Propane Methane Butane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Mist Fog Smog Sleet Mist Fog Smog Sleet ANSWER DOWNLOAD EXAMIANS APP
Chemistry The components of water can be separated by Both A and B Chemical methods They can not be separated Physical methods Both A and B Chemical methods They can not be separated Physical methods ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 3 electron 8 electron 5 electron 10 electron 3 electron 8 electron 5 electron 10 electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Sedimentation Softening Coagulation Disinfection Sedimentation Softening Coagulation Disinfection ANSWER DOWNLOAD EXAMIANS APP
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