Chemistry The three elements most needed in common fertilisers are : Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Smelting Calcination Refining Roasting Smelting Calcination Refining Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Gas laser Excimer laser Dye laser Semiconductor laser Gas laser Excimer laser Dye laser Semiconductor laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.2 mole 0.5 mole 0.25 mole 0.4 mole 0.2 mole 0.5 mole 0.25 mole 0.4 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Glycerol Methyl alcohol Ethyl alcohol Propyl alcohol Glycerol Methyl alcohol Ethyl alcohol Propyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is chemically known as Alkylsalicylic acid Acetylsalicylic acid Methyl salicylate Hydroxysalicylate Alkylsalicylic acid Acetylsalicylic acid Methyl salicylate Hydroxysalicylate ANSWER DOWNLOAD EXAMIANS APP
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