Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.4 mole 0.2 mole 0.5 mole 0.25 mole 0.4 mole 0.2 mole 0.5 mole 0.25 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Sublimation Reduction Corrosion Galvanisation Sublimation Reduction Corrosion Galvanisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of High polish Absorption of light due to the presence of cavities High density, due to closed packing of atoms Reflection of light due to the presence of free electrons High polish Absorption of light due to the presence of cavities High density, due to closed packing of atoms Reflection of light due to the presence of free electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 92 146 330 238 92 146 330 238 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Interveinal necrotic spots on leaves appear due to SO2injury HF injury O3injury NO2injury SO2injury HF injury O3injury NO2injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron Deposition of tin on iron ANSWER DOWNLOAD EXAMIANS APP
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