Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Pb Ni Cu Pt Pb Ni Cu ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Peat Anthracite Bituminous Lignite Peat Anthracite Bituminous Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Oxygen Nitrogen dioxide Coloured impurities Nitrous oxide Oxygen Nitrogen dioxide Coloured impurities Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soldering of two metals is possible because of the property of : Viscosity Surface tension Osmosis Cohesion Viscosity Surface tension Osmosis Cohesion ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Calcium Barium Sodium Strontium Calcium Barium Sodium Strontium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is oxygen carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen ANSWER DOWNLOAD EXAMIANS APP
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