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1) Would MS help you with either of these problems? If yes, explain how.
a) differentiating 1-pentyne from 2-pentyne
b) differentiating propanal (CH3CH2CHO) from acetone (CH3COCH3)
c) differentiating 1-butanol from diethyl ether (CH3CH2OCH2CH3)
The reaction that occurs in a Breathalyzer, a device used to determine the alcohol level in a person's bloodstream, is given below. If the rate of appearance of Cr2(SO4)3 is 1.64 mol/min at a particular moment, what is the rate of disappearance of..
What is the blood pressure drop (in units of mm Hg)from inlet to outlet if the hemodialyzer is orienteda) horizontally (with the blood inlet and blood outlet at the same height)?
What reaction pathway is followed when the compound shown is heated with a concentrated solution of sodium ethoxide (NaOCH2CH3) in ethanol?
how many grams of ammonium phosphate need to be combined to 500. grams of water if the freezing point of the solution
Calculate the average speed of an oxygen gas molecule, O2, at 21.0 degrees Celsius. Express your answer numerically in meters per second.
Suppose that the reaction A---> products is exothermic and has an activation barrier of 75kJ/mol. Sketch an energy diagram showing the energy of the reaction as a function of the progress of the reaction. Draw a second energy curve showing the eff..
A 250 gram sample of water at the boiling point had 45.0 kJ of heat added. How many grams of water were vaporized? Heat of vaporization for water is 40.6 kJ/mole
When X rays of wavelength 0.093 nm are diffracted by a metallic crystal, the angle of first-order diffraction (n = 1) is measured to be 15.2 degrees;. What is the distance between the layers of atoms responsible for the diffraction?
in a gas mixture the partial pressures are argon 455 neon 80 and nitrogen 175 .what is the total pressure exerted by
3CuSO4 + 2Fe --> 3 Cu + Fe2(SO4)3 If you place .092 mol of iron filling in a solution containing .158 mol of CuSO4, what is the limiting reactant? How many moles of Cu will be formed.
A 21.70mL volume of 0.0940 M NaOH is required to reach the phenolphthalein endpoint in the titration of a 3.06g sample of vinegar. calculate the number of moles of acetic acid in the vinegar sample.
A mixture of CaCO3 and CaO weighing 0.630 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.500 g.
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