Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.727 0.509 0.305 0.658 0.727 0.509 0.305 0.658 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Haematite Calcite Bauxite Cryolite Haematite Calcite Bauxite Cryolite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Carbon dioxide and Methane Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Ammonia and Ozone Carbon monoxide and Sulphur dioxide Carbon tetraflouride and Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable unit for expressing nuclear radius is : Fermi Micron Nanometre Angstrom Fermi Micron Nanometre Angstrom ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inexpensive and commonly used variety of glass is called soda glass. is made using soda lime is made using soda(sodium carbonate) was initially used for storing sodium carbonate was used initially for making bottles of soda(carbonated drink) is made using soda lime is made using soda(sodium carbonate) was initially used for storing sodium carbonate was used initially for making bottles of soda(carbonated drink) ANSWER DOWNLOAD EXAMIANS APP
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