Questions asked by Asma g.

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• How to prepare sulphate ion 1000ppm solution in 1 liter?
  
• Nitrate anion solution is prepared by dissolving 3g of potassium nitrate in 250ml of water. What is the concentration of nitrate anion in ppm, molarity, mass percentage?
  
• A solution is labelled 2.89ppm and is made with a solute that has moles in an equal to 5.22g/mL. What is molarity in solution?