Answers edited by Truong-Son N.

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• How do I find the complex conjugate of #12/(5i)#?
  
• What is an aromatic compound?
  
• If #"2300.0 g"# of #"Na"(s)# reacts in a sufficient amount of water, what is the theoretical yield of #"H"_2(g)# in grams?
  
• What is a quantum Hamiltonian?
  
• How do I evaluate #int(csc^2x)/(cot^3x) dx#?
  
• Does the rate law change with temperature?
  
• Why does freezing point decrease when you add nonvolatile solute? How does chemical potential change?
  
• Why are minor resonance forms less commonly occuring?
  
• How does temperature affect SN1 and SN2 reactions?
  
• Why does a catalyst effect the rate of reaction?
  
• What is the union symbol (#uu#) used for?
  
• How do you calculate the derivative of #[int(sqrt(1+(dy/dx)^2)/60 dx)]#?
  
• Does the velocity of light change when it goes into a different medium?
  
• When do molecules peak out on making bonds?
  
• What do you think causes emission of light of various colors?? How do energy and wavelength relate as factors?
  
• How are acid-base equilibria addressed for polyprotic acids such as #H_2SO_4#, and #H_3PO_4#?
  
• If two people are pulling on the same rope at #"10 N"# of force, what is the tension on the rope?
  
• How do I make an aqueous solution of methanol?
  
• Does the velocity of light change when it goes into a different medium?
  
• What are the similarities and differences between ions and radicals?
  
• How do you find the equation of the line tangent to the graph of #y=x^2-2x# at the point (-2,8)?
  
• What is the diference between the most common two-dimensional NMR techniques: COSY and HETCOR?
  
• How do you find the second derivative of #sin(x)/(1-cos(x))#?
  
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