Chemistry Total number of naturally occurring elements 110 92 98 62 110 92 98 62 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is K Mg Na Ca K Mg Na Ca ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Coloured impurities Nitrogen dioxide Oxygen Nitrous oxide Coloured impurities Nitrogen dioxide Oxygen Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 1 : 1 : 1 1 : 16 : 2 2 : 16 : 1 2 : 16 : 2 1 : 1 : 1 1 : 16 : 2 2 : 16 : 1 2 : 16 : 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following processes is used for the production of Biodiesel ? Transcription Translation Transesterification Transamination Transcription Translation Transesterification Transamination ANSWER DOWNLOAD EXAMIANS APP
Chemistry Asbestos is formed of : Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium ANSWER DOWNLOAD EXAMIANS APP
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