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In the NMR Spectra there is : 2 quartet( one has 2 hydrogens and the other has 3 hydrogens they are both located in the range 7.5-6.5) and there are two triplets at 4.5-3.5 and they both have two hydrogens, and there is a singlet located at 2.0 that has 1 hydrogen.
In the IR Spectra there is: a broad peak at 3361(OH stretch), a CH stretch at 2932 and 2874, there are three peaks at 1586,1597, and 1494, there is a sharp peak at 1241(CO stretch).
What is the structure of the molecule?
Draw a structure for a compound that meets the following description: A compound C3H5N with an IR absorption at 2215 cm-1 but none at 3300 cm-1
Assume that a particular reaction evolves 235kJ of heat and that 24 kJ of PV work is gained by the system What is the delta H inside and the surroundings and delta E inside and out?
The activation energy of the orginal pathway is 106 KJ/mol. What is the activation energy of the new pathway, all other factors being equal?
The 9.163 g their air Air Cs equals 1005J/KG c in an inflated balloon is warmed over a toaster and increases in temperature by 11°C the balloon expands against one atmospheric pressure and changes volume for one liter to two liters
At an altitude of 45.00 km, the average atmospheric temperature is essentially 0 degrees C. What is the average number of air molecules per cubic centimeter of air at this altitude?
How many moles are present of an ideal gas at the following conditions: 1.0 atm, 25.00C
What mass of CaCl2, when dissolved in 100.00g of water, gives an expected freezing point of -5.0 degrees celcius; CaCl2 is ionic?
A 25ml solution of quinine was titrated with 1.00 M hydrochloric acid, HCl. It was found that the soluiton contained 0.125 moles of quinine. What was the pH of the solution after 50 ml of the HCl solution were added? Quinine is monobasic with pKb=..
You need to determine value of ?G° for CO(NH2)2(s) + H2O(l) CO2(g) + 2NH3(g)?
Starting with Benzyl alcohol (PhCH2OH) and any other organic or inorganic reagents outline a series of reactions leading to ethyl phenylacetate
If 42.3 L of PH3 forms when 85.1L of H2 (g) reacts with 167.6 (g) of P4 at STP. What is the percent yield.
An analysis of nicotine (MW=162 g/mol) gives 74.0% carbon, 8.65% hydrogen, and 17.3 nitrogen. What is the true Molecular formula for nicotine?
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