Answers edited by Truong-Son N.

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• What is the Maclaurin series of #f(x) = sin^2(x)#?
  
• What is mass spectrometry (MS)?
  
• Why are catalysts not consumed in the reaction?
  
• What is the Maclaurin series of #f(x) = cos(x)#?
  
• What is the difference between heat capacity and specific heat?
  
• Does air pressure change with humidity?
  
• An ideal gas at constant temperature is confined In an airtight cylinder, and a piston pushes down on the gas in the cylinder. Assuming the gas behaves as an ideal gas during the compression, what effect will this have on the pressure of the ideal gas?
  
• How does entropy of mixing relate to solubility?
  
• What is #int ln(lnx)/xdx#?
  
• What do you think causes emission of light of various colors?? How do energy and wavelength relate as factors?
  
• A gold ring weighing 20 g at 25 °C is dropped into a beaker containing 15 g of boiling water. The final temperature of the water is 97 °C. Recall that the heat capacity of water is 4.184 J/g °C. What is the specific heat capacity of gold?
  
• Combustion analysis of toluene, a common organic solvent, produces 2.93 mg of #CO_2# and .685 g of #H_2O#. The molecular mass is 46 g/mol. If the compound contains only carbon and hydrogen, what is the molecular formula?
  
• Why does the Bohr model work perfectly for only hydrogen?
  
• How do you go from chloroform to methylacetylene in as few steps as possible?
  
• What is the approximate mass of one water molecule?
  
• If the substrate is primary, can we rule out SN1 and E1 entirely?
  
• Why don't tertiary alkyl halides undergo #"S"_N2# reactions?
  
• What is the difference between organic chemistry and biochemistry?
  
• How do you find the length of the curve defined by #f(x) = x^2# on the x-interval (0, 3)?
  
• How does k affect Gibbs free energy?
  
• Why is enthalpy a state function?
  
• What is an example of a wavelength calculations practice problem?
  
• I do not know what antibonding means and why those types of molecular orbitals are highly energetic. Please explain me with easiest way so that I can understand?
  
• Why should you NOT turn off the tap of a water pump when you perform a suction filtration?
  
• What are the molecular orbital configurations for #N_2^+#, #N_2 ^(2+)#, #N_2#, #N_2^-#, and #N_2^(2-)#?
  
• Alkyl halides react with excess ammonia to give what?
  
• How do you look at a #v_0# vs. #[S]# curve (#S = "substrate"#) to find the first-order and zero-order regions? How do you find #v_(max)# and #K_M# from this curve?
  
• Is there a chain rule for partial derivatives?
  
• What is #int_-oo^oo 3/x dx#?
  
• What are the product(s) for the #"S"_N1# reaction of 2-iodo-3-methylbutane with ethanol?
  
• Why is infrared spectroscopy a non-destructive technique?
  
• What is the mass percent of #"Cl"# in #"CCl"_4#?
  
• What is the Lewis structure of CO?
  
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