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The base peak in the mass spec of phenylacetic acid indicated that the compound lost a fragemnt that has an m/z= 17. This fragmentation corresponds to the loss of a(n) _______ group?
A. Hydroxyl
B. Carbonyl
C. Methyl
D. Ethyl
The reaction 2NO(g) + Cl2 (g) --> 2NOCl(g) is carried out in a closed vessel. If the partial pressure of {NO} is decreasing at the rate of 27 torr/min, what is the rate of change of the total pressure of the vessel?
Fourier transform ion cyclotron resonance mass spectrometry yields the highest resolution mass spectra. As an example of the high resolution attainable by this technique
What is the yield of ATP when Fructose-1,6-bisphosphate is completely oxidized to CO2 in mammalian cell? Assume that glycolysis, TCA, and oxidative phosphorylation are fully active.
Cesium-131 is a short lived radioisotope (t1/2= 9.7 days) used to treat prostate cancer. How much theraputic strength does a Cesium-131 source lose over 60 days? Express your answer as a percent of the strength the source had at the begining of th..
the equilibrium mixture is compressed at constant temperature to a volume of 6.21 L? [NH3] = [H2S]=
Fischer projections, isomers, enantiomers and stereocenters, For 2,3-butanediol, there are 3 isomers; 2 are enantiomers, one is not.
Name a metal that could be used in a future experiment to extract the copper from the copper (II) nitrate solution
The 100.0mL sample was treated with a molybdate reagent that precipitates ammonium phosphomolybdate, (NH4)3 [P(Mo12O40)] x 12H2O. This substance was dried at 110 degree C to remove waters of hydration and heated to 400 degree C until it reached a ..
What is the Zn2+: Cu2+ concentration ratio in the following cell 25 degrees if the measured cell potential
What volume of 0.128 M Li2S solution is required to completely react with 170. mL of 0.128 M Co(NO3)2?
2 NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g) Heating a 1.7184-g sample of impure NaHCO3 gives 0.196 g of CO2. What was the mass percent of NaHCO3 in the original 1.7184-g sample?
if 100 mL of 0.100 M NaCl is added to 100 mL of .01 M NaCl, what is the concentration of Na ions in the final solution?"
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