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a.) A compound has a C nmr spectrum with peaks at 7.4, 28.9, 36.4, and 208.8. The H nmr has peaks at 1.05 (t, .6), 2.13 (s, .58), 2.47 (q, .39). What is the compound?b.) How would you synthesize the answer from part a. from compounds with two carbons or less
How much heat is required to raise the temperature of 73.5 of water from its melting point to its boiling point?
the temperature of a 4.00L sample of gas is changed from 10.0c to 20.0c. what will the volume of this gas be at the new temperature if the pressure is held constant?
How much energy (in Joules) is required to heat 10.99 g of water from 12.9 Celsius to 42.4 Celsius?
What is the the mole fraction of a solution prepared by dissolving 0.315 g of cholesterol
calculate the heat transferred, Q when 51.0 ml of 2M NaOH solution and 50.0 ml of 2M HCl are mixed. Assume the final volume of the reaction mixture is 101.0 ml, its density is 104 g mL-1, and its heat capacity is 3.89 J g-1 deg-1
Assume a wind turbine with a hub 50 meters above the ground, a rotor diameter of 60 meters and a wind-conversion efficiency of 25 percent. The turbine operates in an area with an average wind-power density of 700 watts/sq meter at 50 meters altitude.
An ethylene glycol solution contains 21.2 g of ethylene glycol in 85.4 ml of water. Compute the freezing point and boiling point of the solution. (Assume a density of 1.00 g/mL for water)
Write a suitable mechanism for the cleavage of butyl isopropyl ether with HI at 100 degrees Celsius to form exclusively isopropyl alcohol and 1-iodobutane.
Many gases are shipped in high-pressure containers. Consider a steel tank whose volume is 65.0L and which contains O2 gas at a pressure of 16,500kPa at 23°C.
3.5 g of a hydrocarbon fuel is burned in a vessel that contains 250. grams of water initially at 25.00 C. After the combustion,the temperature of the water is 26.55 C.
A buffer solution is prepared by dissolving 1.50g each of benzioc acid C6H5CO2H and sodium benzoate NaC6H5CO2 in 150.0mL of solution.
Oleum or fuming sulfuric acid availble commerically in concentrations ranging from 20 to 99% sulfur trioxide. 1. What is the percentage by mass of sulfer trioxide (SO3)
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