Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Neon Helium Krypton Argon Neon Helium Krypton Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of carbon in carbon dioxide (CO2) 0.201 0.323 0.158 0.273 0.201 0.323 0.158 0.273 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Propane Butane Ethane Methane Propane Butane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of one Avogadro number of helium atom is 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Teflon Styrofoam Perspex Polystyrene Teflon Styrofoam Perspex ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of Iron is : Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
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