Chemistry Dry powder fire extinguishers contain Sand and sodium carbonate Sand Sand and sodium bicarbonate Sand and potassium carbonate Sand and sodium carbonate Sand Sand and sodium bicarbonate Sand and potassium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Lignite Bituminous Anthracite Peat Lignite Bituminous Anthracite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as promoter for iron in Haber's process W Mo Mg Mn W Mo Mg Mn ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? 18 Zero 12 6 18 Zero 12 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Alcohol Nitrogen Sulphur Silicon Alcohol Nitrogen Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Argon Krypton Helium Neon Argon Krypton Helium Neon ANSWER DOWNLOAD EXAMIANS APP
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