Chemistry The three elements most needed in common fertilisers are : Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Liquid Nitrogen boils at 82 Kelvin 77 kelvin 97 Kelvin 54 kelvin 82 Kelvin 77 kelvin 97 Kelvin 54 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? Helium Methane Nitrogen Hydrogen Helium Methane Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is always kept under Kerosene Benzene Ether Water Kerosene Benzene Ether Water ANSWER DOWNLOAD EXAMIANS APP
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