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Can you draw out/picture a detailed SN2 mechanism of 1-butanol reacts with sulfuric acid and NaBr to get 1-bromobutane? What is the electrophilic carbon in the mechanism?
Find the coordinates of the center of mass and apply you know about finding center of mass to each rock independently.
What should be the concentration of the potassium thiocyanate solution in order that each mL of solution correspond to exactly 1 mg of arsenic present?
A bicycle with 0.80m -diameter tires is coasting on a level road at 5.6m/s. A small blue dot has been painted on the tread of the rear tire. What is the speed of the blue dot when it is 0.80 m and
What should be the concentration of the hydrchloric acid solution so that each mL of the acid corresponds to exactly 1mg of nitrgogen present?
A 10 microFarad capacitor is charged to 100,000 volts. the electrostatic energy in this capacitor is used to heat 5 grams of water. What voltage is required if instead a 43 microfarad C? what is re
A 50.0 kg crate rests on the floor. A boy pulls on a rope attached to the crate. The rope makes an angle of 60.0° to the horizontal and the boy applies a force of 25.0 newtons to the rope.Calcul
How can a wave have kinetic energy around the nucleus? And how can we know that this barrier exists due to Heisenberg's uncertainty principle?
A charge of 3.05 m(micro)C is held fixed at the origin. A second charge of 3.05 m(micro)C is released from rest at the position (1.25m, 0.570m) a) If the mass of the second charge is 2.16g what is i
What volume of 3.0M sodium hydroxide must be added to the second portion in order to assure a 50% excess of sodium hydroxide? Why is this excess necessary?
For each of the lowest-energy ground State) terms in p3,and p1 d1 ( as in a 4p13d1 configuration) determine the possible value of J. Which J value describes the state with the lowest energy.
A 0.22 m(micro)F capacitor by a 1.5-V battery. After being charged, the capacitor is connected to a small electric motor. Assuming 100% efficiency. A) To what height can the motor lift a 5.0-g mass?
In order to determine the composition of the sample, the following analysis was carried out: A 0.9146g sample of the mixture was weighed and placed in a 110 degrees C oven for 2 hours.
A proton has an initial speed of 4.0*10^5 m/s. a) What potential difference is required to bring the proton to rest?
A small weight hangs from a string attached to the rearview mirror of a car accelerating at the rate of 1.07 m/s2. What angle does the string make with the vertical?
What minimum power must be supplied to the coils to maintain a temperature difference of 16.4°C between the bottom of the slab and its surface? Assume all the energy lost is through the slab.
What mass of water at 24.0 °C must be allowed to come to thermal equilibrium with a 1.95-kg cube of aluminum initially at 1.50 102 °C to lower the temperature of the aluminum to 77.0 °C?
If water at the top of the falls is at 13.3°C, what is the maximum temperature of the water at the bottom of the falls? Assume all the kinetic energy of the water as it reaches the bottom goes i
A vessel of volume 0.2 m^3 contains nitrogen at 1.013 bar and 15 degrees C. If 0.2 kg of nitrogen is now pumped into the vesses calculate the new pressure when the vessel has returned to its initial
The particles fly apart and when the separation between them is 0.141 m, the speed of the 4.68 x 10-3 kg particle is 160 m/s. Find the initial separation between the particles.
The rocket engine fires for 4 seconds, producing a proplusive force of F=1000e^(-0.2t)Ib, and then shuts down. Assuming that the sled starts from the rest time t=0 and that the coefficient of kineti
Calculate the % yield for the following reaction, based on the results regarding the synthesis of 2-iodooctane from 2-chlorooctane. Show all calculations.
A stationary ring of radius a lies in the yz plane and has a uniform positive charge Q. A small particle that has mass m and a negative charge -q is located at the center of the ring. a) Find the f
You have synthesized a new compound: the crude product melts at 102-106 C. You spend a little time purifying it and do the melting point again. What range would you expect the m.p. to be for the pur
How fast must the bucket move at the top of the circle so that the rope does not go slack?