Questions asked by April Angelu Llavor

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• What is the effect of suspending the cells in hypotonic, hypertonic and isotonic environment?
  
• Why should distilled water be boiled and cooled when determining its pH?
  
• What are the factors that affect buffer capacity?
  
• At what pH does a buffer solution exhibit maximum buffer capacity?
  
• Using Henderson-Hasselbalch equation, calculate the volume of 0.20 M Acetic Acid and 0.2 M Sodium Acetate needed to prepare 50 mL of 0.1 M Acetate Buffer solution (pH = 4.5). pKa of Acetic Acid is 4.74?
  
• Why do disaccharides and polysaccharides give positive Molisch Test?
  
• When is the end of the world?