Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Hydrogen Helium Nitrogen Argon Hydrogen Helium Nitrogen Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Chromium Aluminium Tin Carbon Chromium Aluminium Tin Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Bauxite Cryolite Haematite Calcite Bauxite Cryolite Haematite Calcite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Corrosion Sublimation Galvanisation Reduction Corrosion Sublimation Galvanisation Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Zinc Aluminium Copper Silver Zinc Aluminium Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry If a buffer solution is diluted its pH Is decreased Remains same Will slowly increase and then it will decrease Is increased Is decreased Remains same Will slowly increase and then it will decrease Is increased ANSWER DOWNLOAD EXAMIANS APP
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