Chemistry The three elements most needed in common fertilisers are : Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Liquid Nitrogen boils at 97 Kelvin 82 Kelvin 54 kelvin 77 kelvin 97 Kelvin 82 Kelvin 54 kelvin 77 kelvin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Ammonium sulphate Calcium sulphate Calcium ammonium nitrate Potassium nitrate Ammonium sulphate Calcium sulphate Calcium ammonium nitrate Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Hydrogen Nitrogen Helium Methane Hydrogen Nitrogen Helium Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is always kept under Ether Benzene Kerosene Water Ether Benzene Kerosene Water ANSWER DOWNLOAD EXAMIANS APP
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