Questions asked by Victoria J.

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• How would you make 500 mL of a 2.00 M sodium hydroxide solution?
  
• Silver emits light of 328.1 nm when burned. What is the energy of a mole of these photons?
  
• Why is the distance between the ions smaller in MgO than in NaF?
  
• Would MgO or NaF have the larger lattice energy? justify your answer
  
• Which of the compounds, NaF or MgO, would be soluble in water? justify your answer.
  
• What is the balanced net ionic equation for sodium hydroxide and phosphoric acid?
  
• What is the balanced net ionic equation for sodium hydroxide and acetylsalicylic acid?
  
• Calculate Ksp for Ca(OH)2?
  
• Excess Ca(OH)2 is shaken with water to produce a saturated solution. The solution is filtered, and a 60.00 mL sample titrated with HCl requires 11.13 mL of 9.83×10−2 M HCl to reach the endpoint. calculate ksp for Ca(OH)2?
  
• Consider the titration of 50.0 mL of 0.20 M NH3 (Kb=1.8×10−5) with 0.20 M HNO3. Calculate the pH after addition of 50.0 mL of the titrant at 25 ∘C?
  
• A 30.0-mL volume of 0.50 M CH3COOH (Ka=1.8×10−5) was titrated with 0.50 M NaOH. Calculate the pH after addition of 30.0 mL of NaOH at 25 ∘C. Calculate the PH?
  
• The value of Ksp for silver carbonate, Ag2CO3, is 8.10×10−12. Calculate the solubility of Ag2CO3 in grams per liter?