Answers edited by Truong-Son N.

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• What is single covalent bond and why does it form?
  
• A certain sample of #"HClO"_2# has a concentration of #"0.125 M"#. Calculate the pH at equilibrium. Why can we not treat #"HClO"_2# as a strong acid, even though #K_a > 1#?
  
• What are some of the applications of computational chemistry?
  
• Why do nitrogen show tetra covalency in some cases ?
  
• If a sample originally had 120 atoms of carbon-14, how many atoms will remain after 16,110 years?
  
• Why is sn2 bimolecular?
  
• What is the maximum number of electrons allowed in #n = 2#?
  
• A certain sample of #"HClO"_2# has a concentration of #"0.125 M"#. Calculate the pH at equilibrium. Why can we not treat #"HClO"_2# as a strong acid, even though #K_a > 1#?
  
• What is the ground state electron configuration of a #""_27 "Co"# atom in the gas phase?
  
• What happens when you place #"Fe"_2"O"_3# in water?
  
• How much faster is a reaction whose activation energy is #"52.3 kJ/mol"# compared to one at #"62.3 kJ/mol"#, both at #37^@ "C"#?
  
• Why do Socratic users not just use WolframAlpha?
  
• How do you remember chemical reaction reagents, solvents, and products?
  
• How do you calculate the percentage composition of Carbon in #C_2H_6#?
  
• If CN- is a lewis base, can it also act as a lewis acid?
  
• What are the bond angles of #"PF"_3# and #"H"_2"Se"#?
  
• What are tarry oxidation products?
  
• How do aldehydes smell?
  
• What is the difference between nonaromatic heterocycles and aromatic heterocycles?
  
• Give the action of the Clemmensen reduction on 2-butenal?
  
• If two people are pulling on the same rope at #"10 N"# of force, what is the tension on the rope?
  
• What does the atomic orbital diagram of carbon look like before #sp^3# hybridization?
  
• How do you balance #(NH_4)_2CO_3 + CuCl_2 -> NH_4Cl + CuCO_3#?
  
• How many pi and sigma bonds are in caffeine?
  
• Assuming human skin is at 98.6 degrees Fahrenheit, what wavelength is the peak in the human thermal radiation spectrum? What type of waves are these?
  
• What is the mechanism for the acid-catalyzed hydration of but-2-yne?
  
• How will you convert methane to the following: ?
  
• How do I interpret an enthalpy diagram?
  
• How do you use the unit circle to find the exact value for #cos ((7pi)/3)#?
  
• How does temperature affect SN1 and SN2 reactions?
  
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