Chemistry Which of the following is not a commercial source of energy? Coal Petroleum Natural Gas Firewood Coal Petroleum Natural Gas Firewood ANSWER DOWNLOAD EXAMIANS APP
Chemistry The noble gas used in radiotherapy is Neon Radon Argon Xenon Neon Radon Argon Xenon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is a : Solid non-metal Liquid metal Liquid non-metal Solid metal Solid non-metal Liquid metal Liquid non-metal Solid metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Butyric acid Propionic acid Formic acid Acetic acid Butyric acid Propionic acid Formic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Cadmium Sodium Potassium Lithium Cadmium Sodium Potassium Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 92 330 146 238 92 330 146 238 ANSWER DOWNLOAD EXAMIANS APP