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Propose a structure for a molecule with a molecular formula C10H13NO and the following 1H NMR data. Briefly explain your answer.
Ppm. Number of Hs. Multiplicity
1.05. 3. Triplet1.75. 3. Singlet3.0. 2. Quartet7-7.6. 5. Complex multiplet
Chemistry, Academics
How many molecules of butane (C4H10) are contained in a 9.213 g sample? How many hydrogen atoms are contained in this sample?
For the molecule allene, H2 C = C = CH2, give the hybridization of each carbon atom. Will the hydrogen atoms be in the same plane or perpendicular planes?
Interpretation of Reactions by Ionic Type Equations. Aqueous solutions of the following substances or their mixtures with water if they are only slightly soluble, are mixed. Write first the conventional equation , secon ...
For the equilibrium 2IBr( g )?I2( g )+Br2( g ) Kp =8.5×10-3 at 150 °C. Part A: If 2.7×10-2 atm of IBr is placed in a 2.0-L container, what is the partial pressure of IBr after equilibrium is reached? Express your answer ...
What was the initial energy level of an electron if it was excited by a photon of wavelength 38.9µm and jumped to an energy level of 10?
2 H2S(g) + 3 O2(g) → 2 H2O(g) + 2 SO2(g) Using standard enthalpies of formation, calculate the standard enthalpy change for this reaction.
A student prepared a stock solution by dissolving 20.0 g of NaOH in enough water to make 150. mL of solution. She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final soluti ...
Q1: In your gravimatric analysis experiment, you weigh the precipitate of AgCl in a filtering crucible. You have to weight your filtering crucible first (three weighing measurement), then do the filtration. After drying ...
A 41 kg person walking 5.6 km/hr requires 758 kJ of energy per hour. How much further does he have to walk to consume the addition energy contained i 320 g of ground beef relative to 320 g of broiled chicken? The energy ...
What is the ph in a solution made by mixing 60.0ml of 0.0120 Ba(OH)2 with 20.0 mL of 0.0500M acetic acid?
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As